257388834220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3488599}}^1$

素因数の和:3488663

約数の個数: 96

約数和(自身を含む): 675169689600

約数和(自身を除く): 417780855380

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 434, 476, 527, 595, 620, 868, 1054, 1085, 1190, 2108, 2170, 2380, 2635, 3689, 4340, 5270, 7378, 10540, 14756, 18445, 36890, 73780, 3488599, 6977198, 13954396, 17442995, 24420193, 34885990, 48840386, 59306183, 69771980, 97680772, 108146569, 118612366, 122100965, 216293138, 237224732, 244201930, 296530915, 415143281, 432586276, 488403860, 540732845, 593061830, 757025983, 830286562, 1081465690, 1186123660, 1514051966, 1660573124, 1838491673, 2075716405, 2162931380, 3028103932, 3676983346, 3785129915, 4151432810, 7353966692, 7570259830, 8302865620, 9192458365, 12869441711, 15140519660, 18384916730, 25738883422, 36769833460, 51477766844, 64347208555, 128694417110, 257388834220]

約数ペア:

[(1, 257388834220), (2, 128694417110), (4, 64347208555), (5, 51477766844), (7, 36769833460), (10, 25738883422), (14, 18384916730), (17, 15140519660), (20, 12869441711), (28, 9192458365), (31, 8302865620), (34, 7570259830), (35, 7353966692), (62, 4151432810), (68, 3785129915), (70, 3676983346), (85, 3028103932), (119, 2162931380), (124, 2075716405), (140, 1838491673), (155, 1660573124), (170, 1514051966), (217, 1186123660), (238, 1081465690), (310, 830286562), (340, 757025983), (434, 593061830), (476, 540732845), (527, 488403860), (595, 432586276), (620, 415143281), (868, 296530915), (1054, 244201930), (1085, 237224732), (1190, 216293138), (2108, 122100965), (2170, 118612366), (2380, 108146569), (2635, 97680772), (3689, 69771980), (4340, 59306183), (5270, 48840386), (7378, 34885990), (10540, 24420193), (14756, 17442995), (18445, 13954396), (36890, 6977198), (73780, 3488599)]