20946486960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{41149}}^1$

素因数の和:41276

約数の個数: 240

約数和(自身を含む): 81192571200

約数和(自身を除く): 60246084240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 101, 105, 112, 120, 126, 140, 144, 168, 180, 202, 210, 240, 252, 280, 303, 315, 336, 360, 404, 420, 504, 505, 560, 606, 630, 707, 720, 808, 840, 909, 1008, 1010, 1212, 1260, 1414, 1515, 1616, 1680, 1818, 2020, 2121, 2424, 2520, 2828, 3030, 3535, 3636, 4040, 4242, 4545, 4848, 5040, 5656, 6060, 6363, 7070, 7272, 8080, 8484, 9090, 10605, 11312, 12120, 12726, 14140, 14544, 16968, 18180, 21210, 24240, 25452, 28280, 31815, 33936, 36360, 41149, 42420, 50904, 56560, 63630, 72720, 82298, 84840, 101808, 123447, 127260, 164596, 169680, 205745, 246894, 254520, 288043, 329192, 370341, 411490, 493788, 509040, 576086, 617235, 658384, 740682, 822980, 864129, 987576, 1152172, 1234470, 1440215, 1481364, 1645960, 1728258, 1851705, 1975152, 2304344, 2468940, 2592387, 2880430, 2962728, 3291920, 3456516, 3703410, 4156049, 4320645, 4608688, 4937880, 5184774, 5760860, 5925456, 6913032, 7406820, 8312098, 8641290, 9875760, 10369548, 11521720, 12468147, 12961935, 13826064, 14813640, 16624196, 17282580, 20739096, 20780245, 23043440, 24936294, 25923870, 29092343, 29627280, 33248392, 34565160, 37404441, 41478192, 41560490, 49872588, 51847740, 58184686, 62340735, 66496784, 69130320, 74808882, 83120980, 87277029, 99745176, 103695480, 116369372, 124681470, 145461715, 149617764, 166241960, 174554058, 187022205, 199490352, 207390960, 232738744, 249362940, 261831087, 290923430, 299235528, 332483920, 349108116, 374044410, 436385145, 465477488, 498725880, 523662174, 581846860, 598471056, 698216232, 748088820, 872770290, 997451760, 1047324348, 1163693720, 1309155435, 1396432464, 1496177640, 1745540580, 2094648696, 2327387440, 2618310870, 2992355280, 3491081160, 4189297392, 5236621740, 6982162320, 10473243480, 20946486960]

約数ペア:

[(1, 20946486960), (2, 10473243480), (3, 6982162320), (4, 5236621740), (5, 4189297392), (6, 3491081160), (7, 2992355280), (8, 2618310870), (9, 2327387440), (10, 2094648696), (12, 1745540580), (14, 1496177640), (15, 1396432464), (16, 1309155435), (18, 1163693720), (20, 1047324348), (21, 997451760), (24, 872770290), (28, 748088820), (30, 698216232), (35, 598471056), (36, 581846860), (40, 523662174), (42, 498725880), (45, 465477488), (48, 436385145), (56, 374044410), (60, 349108116), (63, 332483920), (70, 299235528), (72, 290923430), (80, 261831087), (84, 249362940), (90, 232738744), (101, 207390960), (105, 199490352), (112, 187022205), (120, 174554058), (126, 166241960), (140, 149617764), (144, 145461715), (168, 124681470), (180, 116369372), (202, 103695480), (210, 99745176), (240, 87277029), (252, 83120980), (280, 74808882), (303, 69130320), (315, 66496784), (336, 62340735), (360, 58184686), (404, 51847740), (420, 49872588), (504, 41560490), (505, 41478192), (560, 37404441), (606, 34565160), (630, 33248392), (707, 29627280), (720, 29092343), (808, 25923870), (840, 24936294), (909, 23043440), (1008, 20780245), (1010, 20739096), (1212, 17282580), (1260, 16624196), (1414, 14813640), (1515, 13826064), (1616, 12961935), (1680, 12468147), (1818, 11521720), (2020, 10369548), (2121, 9875760), (2424, 8641290), (2520, 8312098), (2828, 7406820), (3030, 6913032), (3535, 5925456), (3636, 5760860), (4040, 5184774), (4242, 4937880), (4545, 4608688), (4848, 4320645), (5040, 4156049), (5656, 3703410), (6060, 3456516), (6363, 3291920), (7070, 2962728), (7272, 2880430), (8080, 2592387), (8484, 2468940), (9090, 2304344), (10605, 1975152), (11312, 1851705), (12120, 1728258), (12726, 1645960), (14140, 1481364), (14544, 1440215), (16968, 1234470), (18180, 1152172), (21210, 987576), (24240, 864129), (25452, 822980), (28280, 740682), (31815, 658384), (33936, 617235), (36360, 576086), (41149, 509040), (42420, 493788), (50904, 411490), (56560, 370341), (63630, 329192), (72720, 288043), (82298, 254520), (84840, 246894), (101808, 205745), (123447, 169680), (127260, 164596)]