128985012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{521}}^1$

素因数の和:590

約数の個数: 108

約数和(自身を含む): 367760484

約数和(自身を除く): 238775472

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 521, 529, 598, 828, 897, 1042, 1058, 1196, 1563, 1587, 1794, 2084, 2116, 2691, 3126, 3174, 3588, 4689, 4761, 5382, 6252, 6348, 6773, 6877, 9378, 9522, 10764, 11983, 13546, 13754, 18756, 19044, 20319, 20631, 23966, 27092, 27508, 35949, 40638, 41262, 47932, 60957, 61893, 71898, 81276, 82524, 107847, 121914, 123786, 143796, 155779, 215694, 243828, 247572, 275609, 311558, 431388, 467337, 551218, 623116, 826827, 934674, 1102436, 1402011, 1653654, 1869348, 2480481, 2804022, 3307308, 3582917, 4960962, 5608044, 7165834, 9921924, 10748751, 14331668, 21497502, 32246253, 42995004, 64492506, 128985012]

約数ペア:

[(1, 128985012), (2, 64492506), (3, 42995004), (4, 32246253), (6, 21497502), (9, 14331668), (12, 10748751), (13, 9921924), (18, 7165834), (23, 5608044), (26, 4960962), (36, 3582917), (39, 3307308), (46, 2804022), (52, 2480481), (69, 1869348), (78, 1653654), (92, 1402011), (117, 1102436), (138, 934674), (156, 826827), (207, 623116), (234, 551218), (276, 467337), (299, 431388), (414, 311558), (468, 275609), (521, 247572), (529, 243828), (598, 215694), (828, 155779), (897, 143796), (1042, 123786), (1058, 121914), (1196, 107847), (1563, 82524), (1587, 81276), (1794, 71898), (2084, 61893), (2116, 60957), (2691, 47932), (3126, 41262), (3174, 40638), (3588, 35949), (4689, 27508), (4761, 27092), (5382, 23966), (6252, 20631), (6348, 20319), (6773, 19044), (6877, 18756), (9378, 13754), (9522, 13546), (10764, 11983)]