74787440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10273}}^1$

素因数の和:10306

約数の個数: 80

約数和(自身を含む): 214027968

約数和(自身を除く): 139240528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 10273, 20546, 41092, 51365, 71911, 82184, 102730, 133549, 143822, 164368, 205460, 267098, 287644, 359555, 410920, 534196, 575288, 667745, 719110, 821840, 934843, 1068392, 1150576, 1335490, 1438220, 1869686, 2136784, 2670980, 2876440, 3739372, 4674215, 5341960, 5752880, 7478744, 9348430, 10683920, 14957488, 18696860, 37393720, 74787440]

約数ペア:

[(1, 74787440), (2, 37393720), (4, 18696860), (5, 14957488), (7, 10683920), (8, 9348430), (10, 7478744), (13, 5752880), (14, 5341960), (16, 4674215), (20, 3739372), (26, 2876440), (28, 2670980), (35, 2136784), (40, 1869686), (52, 1438220), (56, 1335490), (65, 1150576), (70, 1068392), (80, 934843), (91, 821840), (104, 719110), (112, 667745), (130, 575288), (140, 534196), (182, 410920), (208, 359555), (260, 287644), (280, 267098), (364, 205460), (455, 164368), (520, 143822), (560, 133549), (728, 102730), (910, 82184), (1040, 71911), (1456, 51365), (1820, 41092), (3640, 20546), (7280, 10273)]