61605990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 168210432

約数和(自身を除く): 106604442

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 71, 90, 93, 142, 155, 186, 213, 279, 310, 311, 355, 426, 465, 558, 622, 639, 710, 930, 933, 1065, 1278, 1395, 1555, 1866, 2130, 2201, 2790, 2799, 3110, 3195, 4402, 4665, 5598, 6390, 6603, 9330, 9641, 11005, 13206, 13995, 19282, 19809, 22010, 22081, 27990, 28923, 33015, 39618, 44162, 48205, 57846, 66030, 66243, 86769, 96410, 99045, 110405, 132486, 144615, 173538, 198090, 198729, 220810, 289230, 331215, 397458, 433845, 662430, 684511, 867690, 993645, 1369022, 1987290, 2053533, 3422555, 4107066, 6160599, 6845110, 10267665, 12321198, 20535330, 30802995, 61605990]

約数ペア:

[(1, 61605990), (2, 30802995), (3, 20535330), (5, 12321198), (6, 10267665), (9, 6845110), (10, 6160599), (15, 4107066), (18, 3422555), (30, 2053533), (31, 1987290), (45, 1369022), (62, 993645), (71, 867690), (90, 684511), (93, 662430), (142, 433845), (155, 397458), (186, 331215), (213, 289230), (279, 220810), (310, 198729), (311, 198090), (355, 173538), (426, 144615), (465, 132486), (558, 110405), (622, 99045), (639, 96410), (710, 86769), (930, 66243), (933, 66030), (1065, 57846), (1278, 48205), (1395, 44162), (1555, 39618), (1866, 33015), (2130, 28923), (2201, 27990), (2790, 22081), (2799, 22010), (3110, 19809), (3195, 19282), (4402, 13995), (4665, 13206), (5598, 11005), (6390, 9641), (6603, 9330)]