20104200

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:118

約数の個数: 240

約数和(自身を含む): 74944980

約数和(自身を除く): 54840780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 27, 30, 34, 36, 40, 45, 50, 51, 54, 60, 68, 72, 73, 75, 81, 85, 90, 100, 102, 108, 120, 135, 136, 146, 150, 153, 162, 170, 180, 200, 204, 216, 219, 225, 255, 270, 292, 300, 306, 324, 340, 360, 365, 405, 408, 425, 438, 450, 459, 510, 540, 584, 600, 612, 648, 657, 675, 680, 730, 765, 810, 850, 876, 900, 918, 1020, 1080, 1095, 1224, 1241, 1275, 1314, 1350, 1377, 1460, 1530, 1620, 1700, 1752, 1800, 1825, 1836, 1971, 2025, 2040, 2190, 2295, 2482, 2550, 2628, 2700, 2754, 2920, 3060, 3240, 3285, 3400, 3650, 3672, 3723, 3825, 3942, 4050, 4380, 4590, 4964, 5100, 5256, 5400, 5475, 5508, 5913, 6120, 6205, 6570, 6885, 7300, 7446, 7650, 7884, 8100, 8760, 9180, 9855, 9928, 10200, 10950, 11016, 11169, 11475, 11826, 12410, 13140, 13770, 14600, 14892, 15300, 15768, 16200, 16425, 18360, 18615, 19710, 21900, 22338, 22950, 23652, 24820, 26280, 27540, 29565, 29784, 30600, 31025, 32850, 33507, 34425, 37230, 39420, 43800, 44676, 45900, 47304, 49275, 49640, 55080, 55845, 59130, 62050, 65700, 67014, 68850, 74460, 78840, 89352, 91800, 93075, 98550, 100521, 111690, 118260, 124100, 131400, 134028, 137700, 147825, 148920, 167535, 186150, 197100, 201042, 223380, 236520, 248200, 268056, 275400, 279225, 295650, 335070, 372300, 394200, 402084, 446760, 502605, 558450, 591300, 670140, 744600, 804168, 837675, 1005210, 1116900, 1182600, 1340280, 1675350, 2010420, 2233800, 2513025, 3350700, 4020840, 5026050, 6701400, 10052100, 20104200]

約数ペア:

[(1, 20104200), (2, 10052100), (3, 6701400), (4, 5026050), (5, 4020840), (6, 3350700), (8, 2513025), (9, 2233800), (10, 2010420), (12, 1675350), (15, 1340280), (17, 1182600), (18, 1116900), (20, 1005210), (24, 837675), (25, 804168), (27, 744600), (30, 670140), (34, 591300), (36, 558450), (40, 502605), (45, 446760), (50, 402084), (51, 394200), (54, 372300), (60, 335070), (68, 295650), (72, 279225), (73, 275400), (75, 268056), (81, 248200), (85, 236520), (90, 223380), (100, 201042), (102, 197100), (108, 186150), (120, 167535), (135, 148920), (136, 147825), (146, 137700), (150, 134028), (153, 131400), (162, 124100), (170, 118260), (180, 111690), (200, 100521), (204, 98550), (216, 93075), (219, 91800), (225, 89352), (255, 78840), (270, 74460), (292, 68850), (300, 67014), (306, 65700), (324, 62050), (340, 59130), (360, 55845), (365, 55080), (405, 49640), (408, 49275), (425, 47304), (438, 45900), (450, 44676), (459, 43800), (510, 39420), (540, 37230), (584, 34425), (600, 33507), (612, 32850), (648, 31025), (657, 30600), (675, 29784), (680, 29565), (730, 27540), (765, 26280), (810, 24820), (850, 23652), (876, 22950), (900, 22338), (918, 21900), (1020, 19710), (1080, 18615), (1095, 18360), (1224, 16425), (1241, 16200), (1275, 15768), (1314, 15300), (1350, 14892), (1377, 14600), (1460, 13770), (1530, 13140), (1620, 12410), (1700, 11826), (1752, 11475), (1800, 11169), (1825, 11016), (1836, 10950), (1971, 10200), (2025, 9928), (2040, 9855), (2190, 9180), (2295, 8760), (2482, 8100), (2550, 7884), (2628, 7650), (2700, 7446), (2754, 7300), (2920, 6885), (3060, 6570), (3240, 6205), (3285, 6120), (3400, 5913), (3650, 5508), (3672, 5475), (3723, 5400), (3825, 5256), (3942, 5100), (4050, 4964), (4380, 4590)]