400121940780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{771037}}^1$

素因数の和:771117

約数の個数: 144

約数和(自身を含む): 1286276433120

約数和(自身を除く): 886154492340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 961, 1116, 1395, 1674, 1860, 1922, 2790, 2883, 3348, 3844, 4185, 4805, 5580, 5766, 8370, 8649, 9610, 11532, 14415, 16740, 17298, 19220, 25947, 28830, 34596, 43245, 51894, 57660, 86490, 103788, 129735, 172980, 259470, 518940, 771037, 1542074, 2313111, 3084148, 3855185, 4626222, 6939333, 7710370, 9252444, 11565555, 13878666, 15420740, 20817999, 23131110, 23902147, 27757332, 34696665, 41635998, 46262220, 47804294, 69393330, 71706441, 83271996, 95608588, 104089995, 119510735, 138786660, 143412882, 208179990, 215119323, 239021470, 286825764, 358532205, 416359980, 430238646, 478042940, 645357969, 717064410, 740966557, 860477292, 1075596615, 1290715938, 1434128820, 1481933114, 2151193230, 2222899671, 2581431876, 2963866228, 3226789845, 3704832785, 4302386460, 4445799342, 6453579690, 6668699013, 7409665570, 8891598684, 11114498355, 12907159380, 13337398026, 14819331140, 20006097039, 22228996710, 26674796052, 33343495065, 40012194078, 44457993420, 66686990130, 80024388156, 100030485195, 133373980260, 200060970390, 400121940780]

約数ペア:

[(1, 400121940780), (2, 200060970390), (3, 133373980260), (4, 100030485195), (5, 80024388156), (6, 66686990130), (9, 44457993420), (10, 40012194078), (12, 33343495065), (15, 26674796052), (18, 22228996710), (20, 20006097039), (27, 14819331140), (30, 13337398026), (31, 12907159380), (36, 11114498355), (45, 8891598684), (54, 7409665570), (60, 6668699013), (62, 6453579690), (90, 4445799342), (93, 4302386460), (108, 3704832785), (124, 3226789845), (135, 2963866228), (155, 2581431876), (180, 2222899671), (186, 2151193230), (270, 1481933114), (279, 1434128820), (310, 1290715938), (372, 1075596615), (465, 860477292), (540, 740966557), (558, 717064410), (620, 645357969), (837, 478042940), (930, 430238646), (961, 416359980), (1116, 358532205), (1395, 286825764), (1674, 239021470), (1860, 215119323), (1922, 208179990), (2790, 143412882), (2883, 138786660), (3348, 119510735), (3844, 104089995), (4185, 95608588), (4805, 83271996), (5580, 71706441), (5766, 69393330), (8370, 47804294), (8649, 46262220), (9610, 41635998), (11532, 34696665), (14415, 27757332), (16740, 23902147), (17298, 23131110), (19220, 20817999), (25947, 15420740), (28830, 13878666), (34596, 11565555), (43245, 9252444), (51894, 7710370), (57660, 6939333), (86490, 4626222), (103788, 3855185), (129735, 3084148), (172980, 2313111), (259470, 1542074), (518940, 771037)]