128775787728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{617}}^1\times {\mathrm{2417}}^1$

素因数の和:3309

約数の個数: 160

約数和(自身を含む): 382451307264

約数和(自身を除く): 253675519536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 257, 336, 514, 617, 771, 1028, 1234, 1542, 1799, 1851, 2056, 2417, 2468, 3084, 3598, 3702, 4112, 4319, 4834, 4936, 5397, 6168, 7196, 7251, 7404, 8638, 9668, 9872, 10794, 12336, 12957, 14392, 14502, 14808, 16919, 17276, 19336, 21588, 25914, 28784, 29004, 29616, 33838, 34552, 38672, 43176, 50757, 51828, 58008, 67676, 69104, 86352, 101514, 103656, 116016, 135352, 158569, 203028, 207312, 270704, 317138, 406056, 475707, 621169, 634276, 812112, 951414, 1109983, 1242338, 1268552, 1491289, 1863507, 1902828, 2219966, 2484676, 2537104, 2982578, 3329949, 3727014, 3805656, 4348183, 4439932, 4473867, 4969352, 5965156, 6659898, 7454028, 7611312, 8696366, 8879864, 8947734, 9938704, 10439023, 11930312, 13044549, 13319796, 14908056, 17392732, 17759728, 17895468, 20878046, 23860624, 26089098, 26639592, 29816112, 31317069, 34785464, 35790936, 41756092, 52178196, 53279184, 62634138, 69570928, 71581872, 83512184, 104356392, 125268276, 167024368, 208712784, 250536552, 383261273, 501073104, 766522546, 1149783819, 1533045092, 2299567638, 2682828911, 3066090184, 4599135276, 5365657822, 6132180368, 8048486733, 9198270552, 10731315644, 16096973466, 18396541104, 21462631288, 32193946932, 42925262576, 64387893864, 128775787728]

約数ペア:

[(1, 128775787728), (2, 64387893864), (3, 42925262576), (4, 32193946932), (6, 21462631288), (7, 18396541104), (8, 16096973466), (12, 10731315644), (14, 9198270552), (16, 8048486733), (21, 6132180368), (24, 5365657822), (28, 4599135276), (42, 3066090184), (48, 2682828911), (56, 2299567638), (84, 1533045092), (112, 1149783819), (168, 766522546), (257, 501073104), (336, 383261273), (514, 250536552), (617, 208712784), (771, 167024368), (1028, 125268276), (1234, 104356392), (1542, 83512184), (1799, 71581872), (1851, 69570928), (2056, 62634138), (2417, 53279184), (2468, 52178196), (3084, 41756092), (3598, 35790936), (3702, 34785464), (4112, 31317069), (4319, 29816112), (4834, 26639592), (4936, 26089098), (5397, 23860624), (6168, 20878046), (7196, 17895468), (7251, 17759728), (7404, 17392732), (8638, 14908056), (9668, 13319796), (9872, 13044549), (10794, 11930312), (12336, 10439023), (12957, 9938704), (14392, 8947734), (14502, 8879864), (14808, 8696366), (16919, 7611312), (17276, 7454028), (19336, 6659898), (21588, 5965156), (25914, 4969352), (28784, 4473867), (29004, 4439932), (29616, 4348183), (33838, 3805656), (34552, 3727014), (38672, 3329949), (43176, 2982578), (50757, 2537104), (51828, 2484676), (58008, 2219966), (67676, 1902828), (69104, 1863507), (86352, 1491289), (101514, 1268552), (103656, 1242338), (116016, 1109983), (135352, 951414), (158569, 812112), (203028, 634276), (207312, 621169), (270704, 475707), (317138, 406056)]