20406989400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:859

約数の個数: 384

約数和(自身を含む): 74127398400

約数和(自身を除く): 53720409000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 73, 75, 84, 100, 101, 105, 120, 140, 146, 150, 168, 175, 200, 202, 210, 219, 280, 292, 300, 303, 350, 365, 404, 420, 438, 505, 511, 525, 584, 600, 606, 659, 700, 707, 730, 808, 840, 876, 1010, 1022, 1050, 1095, 1212, 1318, 1400, 1414, 1460, 1515, 1533, 1752, 1825, 1977, 2020, 2044, 2100, 2121, 2190, 2424, 2525, 2555, 2636, 2828, 2920, 3030, 3066, 3295, 3535, 3650, 3954, 4040, 4088, 4200, 4242, 4380, 4613, 5050, 5110, 5272, 5475, 5656, 6060, 6132, 6590, 7070, 7300, 7373, 7575, 7665, 7908, 8484, 8760, 9226, 9885, 10100, 10220, 10605, 10950, 12120, 12264, 12775, 13180, 13839, 14140, 14600, 14746, 15150, 15330, 15816, 16475, 16968, 17675, 18452, 19770, 20200, 20440, 21210, 21900, 22119, 23065, 25550, 26360, 27678, 28280, 29492, 30300, 30660, 32950, 35350, 36865, 36904, 38325, 39540, 42420, 43800, 44238, 46130, 48107, 49425, 51100, 51611, 53025, 55356, 58984, 60600, 61320, 65900, 66559, 69195, 70700, 73730, 76650, 79080, 84840, 88476, 92260, 96214, 98850, 102200, 103222, 106050, 110595, 110712, 115325, 131800, 133118, 138390, 141400, 144321, 147460, 153300, 154833, 176952, 184325, 184520, 192428, 197700, 199677, 206444, 212100, 221190, 230650, 240535, 258055, 266236, 276780, 288642, 294920, 306600, 309666, 332795, 336749, 345975, 368650, 384856, 395400, 399354, 412888, 424200, 442380, 461300, 465913, 481070, 516110, 532472, 552975, 553560, 577284, 619332, 665590, 673498, 691950, 721605, 737300, 774165, 798708, 884760, 922600, 931826, 962140, 998385, 1010247, 1032220, 1105950, 1154568, 1202675, 1238664, 1290275, 1331180, 1346996, 1383900, 1397739, 1443210, 1474600, 1548330, 1597416, 1663975, 1683745, 1863652, 1924280, 1996770, 2020494, 2064440, 2211900, 2329565, 2405350, 2580550, 2662360, 2693992, 2767800, 2795478, 2886420, 3096660, 3327950, 3367490, 3608025, 3727304, 3870825, 3993540, 4040988, 4423800, 4659130, 4810700, 4858807, 4991925, 5051235, 5161100, 5590956, 5772840, 6193320, 6655900, 6734980, 6988695, 7216050, 7741650, 7987080, 8081976, 8418725, 9318260, 9621400, 9717614, 9983850, 10102470, 10322200, 11181912, 11647825, 13311800, 13469960, 13977390, 14432100, 14576421, 15483300, 16837450, 18636520, 19435228, 19967700, 20204940, 23295650, 24294035, 25256175, 27954780, 28864200, 29152842, 30966600, 33674900, 34011649, 34943475, 38870456, 39935400, 40409880, 46591300, 48588070, 50512350, 55909560, 58305684, 67349800, 68023298, 69886950, 72882105, 93182600, 97176140, 101024700, 102034947, 116611368, 121470175, 136046596, 139773900, 145764210, 170058245, 194352280, 202049400, 204069894, 242940350, 272093192, 279547800, 291528420, 340116490, 364410525, 408139788, 485880700, 510174735, 583056840, 680232980, 728821050, 816279576, 850291225, 971761400, 1020349470, 1360465960, 1457642100, 1700582450, 2040698940, 2550873675, 2915284200, 3401164900, 4081397880, 5101747350, 6802329800, 10203494700, 20406989400]

約数ペア:

[(1, 20406989400), (2, 10203494700), (3, 6802329800), (4, 5101747350), (5, 4081397880), (6, 3401164900), (7, 2915284200), (8, 2550873675), (10, 2040698940), (12, 1700582450), (14, 1457642100), (15, 1360465960), (20, 1020349470), (21, 971761400), (24, 850291225), (25, 816279576), (28, 728821050), (30, 680232980), (35, 583056840), (40, 510174735), (42, 485880700), (50, 408139788), (56, 364410525), (60, 340116490), (70, 291528420), (73, 279547800), (75, 272093192), (84, 242940350), (100, 204069894), (101, 202049400), (105, 194352280), (120, 170058245), (140, 145764210), (146, 139773900), (150, 136046596), (168, 121470175), (175, 116611368), (200, 102034947), (202, 101024700), (210, 97176140), (219, 93182600), (280, 72882105), (292, 69886950), (300, 68023298), (303, 67349800), (350, 58305684), (365, 55909560), (404, 50512350), (420, 48588070), (438, 46591300), (505, 40409880), (511, 39935400), (525, 38870456), (584, 34943475), (600, 34011649), (606, 33674900), (659, 30966600), (700, 29152842), (707, 28864200), (730, 27954780), (808, 25256175), (840, 24294035), (876, 23295650), (1010, 20204940), (1022, 19967700), (1050, 19435228), (1095, 18636520), (1212, 16837450), (1318, 15483300), (1400, 14576421), (1414, 14432100), (1460, 13977390), (1515, 13469960), (1533, 13311800), (1752, 11647825), (1825, 11181912), (1977, 10322200), (2020, 10102470), (2044, 9983850), (2100, 9717614), (2121, 9621400), (2190, 9318260), (2424, 8418725), (2525, 8081976), (2555, 7987080), (2636, 7741650), (2828, 7216050), (2920, 6988695), (3030, 6734980), (3066, 6655900), (3295, 6193320), (3535, 5772840), (3650, 5590956), (3954, 5161100), (4040, 5051235), (4088, 4991925), (4200, 4858807), (4242, 4810700), (4380, 4659130), (4613, 4423800), (5050, 4040988), (5110, 3993540), (5272, 3870825), (5475, 3727304), (5656, 3608025), (6060, 3367490), (6132, 3327950), (6590, 3096660), (7070, 2886420), (7300, 2795478), (7373, 2767800), (7575, 2693992), (7665, 2662360), (7908, 2580550), (8484, 2405350), (8760, 2329565), (9226, 2211900), (9885, 2064440), (10100, 2020494), (10220, 1996770), (10605, 1924280), (10950, 1863652), (12120, 1683745), (12264, 1663975), (12775, 1597416), (13180, 1548330), (13839, 1474600), (14140, 1443210), (14600, 1397739), (14746, 1383900), (15150, 1346996), (15330, 1331180), (15816, 1290275), (16475, 1238664), (16968, 1202675), (17675, 1154568), (18452, 1105950), (19770, 1032220), (20200, 1010247), (20440, 998385), (21210, 962140), (21900, 931826), (22119, 922600), (23065, 884760), (25550, 798708), (26360, 774165), (27678, 737300), (28280, 721605), (29492, 691950), (30300, 673498), (30660, 665590), (32950, 619332), (35350, 577284), (36865, 553560), (36904, 552975), (38325, 532472), (39540, 516110), (42420, 481070), (43800, 465913), (44238, 461300), (46130, 442380), (48107, 424200), (49425, 412888), (51100, 399354), (51611, 395400), (53025, 384856), (55356, 368650), (58984, 345975), (60600, 336749), (61320, 332795), (65900, 309666), (66559, 306600), (69195, 294920), (70700, 288642), (73730, 276780), (76650, 266236), (79080, 258055), (84840, 240535), (88476, 230650), (92260, 221190), (96214, 212100), (98850, 206444), (102200, 199677), (103222, 197700), (106050, 192428), (110595, 184520), (110712, 184325), (115325, 176952), (131800, 154833), (133118, 153300), (138390, 147460), (141400, 144321)]