138989620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5309}}^1$

素因数の和:5353

約数の個数: 96

約数和(自身を含む): 385378560

約数和(自身を除く): 246388940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1870, 2380, 2618, 3740, 5236, 5309, 6545, 10618, 13090, 21236, 26180, 26545, 37163, 53090, 58399, 74326, 90253, 106180, 116798, 148652, 180506, 185815, 233596, 291995, 361012, 371630, 408793, 451265, 583990, 631771, 743260, 817586, 902530, 992783, 1167980, 1263542, 1635172, 1805060, 1985566, 2043965, 2527084, 3158855, 3971132, 4087930, 4963915, 6317710, 6949481, 8175860, 9927830, 12635420, 13898962, 19855660, 27797924, 34747405, 69494810, 138989620]

約数ペア:

[(1, 138989620), (2, 69494810), (4, 34747405), (5, 27797924), (7, 19855660), (10, 13898962), (11, 12635420), (14, 9927830), (17, 8175860), (20, 6949481), (22, 6317710), (28, 4963915), (34, 4087930), (35, 3971132), (44, 3158855), (55, 2527084), (68, 2043965), (70, 1985566), (77, 1805060), (85, 1635172), (110, 1263542), (119, 1167980), (140, 992783), (154, 902530), (170, 817586), (187, 743260), (220, 631771), (238, 583990), (308, 451265), (340, 408793), (374, 371630), (385, 361012), (476, 291995), (595, 233596), (748, 185815), (770, 180506), (935, 148652), (1190, 116798), (1309, 106180), (1540, 90253), (1870, 74326), (2380, 58399), (2618, 53090), (3740, 37163), (5236, 26545), (5309, 26180), (6545, 21236), (10618, 13090)]