163353260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 435133440

約数和(自身を除く): 271780180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 49, 62, 70, 76, 95, 98, 124, 133, 140, 155, 190, 196, 217, 245, 266, 283, 310, 380, 434, 490, 532, 566, 589, 620, 665, 868, 931, 980, 1085, 1132, 1178, 1330, 1415, 1519, 1862, 1981, 2170, 2356, 2660, 2830, 2945, 3038, 3724, 3962, 4123, 4340, 4655, 5377, 5660, 5890, 6076, 7595, 7924, 8246, 8773, 9310, 9905, 10754, 11780, 13867, 15190, 16492, 17546, 18620, 19810, 20615, 21508, 26885, 27734, 28861, 30380, 35092, 37639, 39620, 41230, 43865, 53770, 55468, 57722, 61411, 69335, 75278, 82460, 87730, 107540, 115444, 122822, 138670, 144305, 150556, 166687, 175460, 188195, 245644, 263473, 277340, 288610, 307055, 333374, 376390, 429877, 526946, 577220, 614110, 666748, 752780, 833435, 859754, 1053892, 1166809, 1228220, 1317365, 1666870, 1719508, 2149385, 2333618, 2634730, 3333740, 4298770, 4667236, 5269460, 5834045, 8167663, 8597540, 11668090, 16335326, 23336180, 32670652, 40838315, 81676630, 163353260]

約数ペア:

[(1, 163353260), (2, 81676630), (4, 40838315), (5, 32670652), (7, 23336180), (10, 16335326), (14, 11668090), (19, 8597540), (20, 8167663), (28, 5834045), (31, 5269460), (35, 4667236), (38, 4298770), (49, 3333740), (62, 2634730), (70, 2333618), (76, 2149385), (95, 1719508), (98, 1666870), (124, 1317365), (133, 1228220), (140, 1166809), (155, 1053892), (190, 859754), (196, 833435), (217, 752780), (245, 666748), (266, 614110), (283, 577220), (310, 526946), (380, 429877), (434, 376390), (490, 333374), (532, 307055), (566, 288610), (589, 277340), (620, 263473), (665, 245644), (868, 188195), (931, 175460), (980, 166687), (1085, 150556), (1132, 144305), (1178, 138670), (1330, 122822), (1415, 115444), (1519, 107540), (1862, 87730), (1981, 82460), (2170, 75278), (2356, 69335), (2660, 61411), (2830, 57722), (2945, 55468), (3038, 53770), (3724, 43865), (3962, 41230), (4123, 39620), (4340, 37639), (4655, 35092), (5377, 30380), (5660, 28861), (5890, 27734), (6076, 26885), (7595, 21508), (7924, 20615), (8246, 19810), (8773, 18620), (9310, 17546), (9905, 16492), (10754, 15190), (11780, 13867)]