15191946640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{859273}}^1$

素因数の和:859316

約数の個数: 80

約数和(自身を含む): 40275890928

約数和(自身を除く): 25083944288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 17680, 859273, 1718546, 3437092, 4296365, 6874184, 8592730, 11170549, 13748368, 14607641, 17185460, 22341098, 29215282, 34370920, 44682196, 55852745, 58430564, 68741840, 73038205, 89364392, 111705490, 116861128, 146076410, 178728784, 189899333, 223410980, 233722256, 292152820, 379798666, 446821960, 584305640, 759597332, 893643920, 949496665, 1168611280, 1519194664, 1898993330, 3038389328, 3797986660, 7595973320, 15191946640]

約数ペア:

[(1, 15191946640), (2, 7595973320), (4, 3797986660), (5, 3038389328), (8, 1898993330), (10, 1519194664), (13, 1168611280), (16, 949496665), (17, 893643920), (20, 759597332), (26, 584305640), (34, 446821960), (40, 379798666), (52, 292152820), (65, 233722256), (68, 223410980), (80, 189899333), (85, 178728784), (104, 146076410), (130, 116861128), (136, 111705490), (170, 89364392), (208, 73038205), (221, 68741840), (260, 58430564), (272, 55852745), (340, 44682196), (442, 34370920), (520, 29215282), (680, 22341098), (884, 17185460), (1040, 14607641), (1105, 13748368), (1360, 11170549), (1768, 8592730), (2210, 6874184), (3536, 4296365), (4420, 3437092), (8840, 1718546), (17680, 859273)]