1261991340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2677}}^1$

素因数の和:2798

約数の個数: 144

約数和(自身を含む): 4012243872

約数和(自身を除く): 2750252532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 97, 108, 135, 162, 180, 194, 243, 270, 291, 324, 388, 405, 485, 486, 540, 582, 810, 873, 970, 972, 1164, 1215, 1455, 1620, 1746, 1940, 2430, 2619, 2677, 2910, 3492, 4365, 4860, 5238, 5354, 5820, 7857, 8031, 8730, 10476, 10708, 13095, 13385, 15714, 16062, 17460, 23571, 24093, 26190, 26770, 31428, 32124, 39285, 40155, 47142, 48186, 52380, 53540, 72279, 78570, 80310, 94284, 96372, 117855, 120465, 144558, 157140, 160620, 216837, 235710, 240930, 259669, 289116, 361395, 433674, 471420, 481860, 519338, 650511, 722790, 779007, 867348, 1038676, 1084185, 1298345, 1301022, 1445580, 1558014, 2168370, 2337021, 2596690, 2602044, 3116028, 3252555, 3895035, 4336740, 4674042, 5193380, 6505110, 7011063, 7790070, 9348084, 11685105, 13010220, 14022126, 15580140, 21033189, 23370210, 28044252, 35055315, 42066378, 46740420, 63099567, 70110630, 84132756, 105165945, 126199134, 140221260, 210331890, 252398268, 315497835, 420663780, 630995670, 1261991340]

約数ペア:

[(1, 1261991340), (2, 630995670), (3, 420663780), (4, 315497835), (5, 252398268), (6, 210331890), (9, 140221260), (10, 126199134), (12, 105165945), (15, 84132756), (18, 70110630), (20, 63099567), (27, 46740420), (30, 42066378), (36, 35055315), (45, 28044252), (54, 23370210), (60, 21033189), (81, 15580140), (90, 14022126), (97, 13010220), (108, 11685105), (135, 9348084), (162, 7790070), (180, 7011063), (194, 6505110), (243, 5193380), (270, 4674042), (291, 4336740), (324, 3895035), (388, 3252555), (405, 3116028), (485, 2602044), (486, 2596690), (540, 2337021), (582, 2168370), (810, 1558014), (873, 1445580), (970, 1301022), (972, 1298345), (1164, 1084185), (1215, 1038676), (1455, 867348), (1620, 779007), (1746, 722790), (1940, 650511), (2430, 519338), (2619, 481860), (2677, 471420), (2910, 433674), (3492, 361395), (4365, 289116), (4860, 259669), (5238, 240930), (5354, 235710), (5820, 216837), (7857, 160620), (8031, 157140), (8730, 144558), (10476, 120465), (10708, 117855), (13095, 96372), (13385, 94284), (15714, 80310), (16062, 78570), (17460, 72279), (23571, 53540), (24093, 52380), (26190, 48186), (26770, 47142), (31428, 40155), (32124, 39285)]