77774320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 160

約数和(自身を含む): 212611392

約数和(自身を除く): 134837072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 53, 65, 68, 80, 83, 85, 104, 106, 130, 136, 166, 170, 208, 212, 221, 260, 265, 272, 332, 340, 415, 424, 442, 520, 530, 664, 680, 689, 830, 848, 884, 901, 1040, 1060, 1079, 1105, 1328, 1360, 1378, 1411, 1660, 1768, 1802, 2120, 2158, 2210, 2756, 2822, 3320, 3445, 3536, 3604, 4240, 4316, 4399, 4420, 4505, 5395, 5512, 5644, 6640, 6890, 7055, 7208, 8632, 8798, 8840, 9010, 10790, 11024, 11288, 11713, 13780, 14110, 14416, 17264, 17596, 17680, 18020, 18343, 21580, 21995, 22576, 23426, 27560, 28220, 35192, 36040, 36686, 43160, 43990, 46852, 55120, 56440, 57187, 58565, 70384, 72080, 73372, 74783, 86320, 87980, 91715, 93704, 112880, 114374, 117130, 146744, 149566, 175960, 183430, 187408, 228748, 234260, 285935, 293488, 299132, 351920, 366860, 373915, 457496, 468520, 571870, 598264, 733720, 747830, 914992, 937040, 972179, 1143740, 1196528, 1467440, 1495660, 1944358, 2287480, 2991320, 3888716, 4574960, 4860895, 5982640, 7777432, 9721790, 15554864, 19443580, 38887160, 77774320]

約数ペア:

[(1, 77774320), (2, 38887160), (4, 19443580), (5, 15554864), (8, 9721790), (10, 7777432), (13, 5982640), (16, 4860895), (17, 4574960), (20, 3888716), (26, 2991320), (34, 2287480), (40, 1944358), (52, 1495660), (53, 1467440), (65, 1196528), (68, 1143740), (80, 972179), (83, 937040), (85, 914992), (104, 747830), (106, 733720), (130, 598264), (136, 571870), (166, 468520), (170, 457496), (208, 373915), (212, 366860), (221, 351920), (260, 299132), (265, 293488), (272, 285935), (332, 234260), (340, 228748), (415, 187408), (424, 183430), (442, 175960), (520, 149566), (530, 146744), (664, 117130), (680, 114374), (689, 112880), (830, 93704), (848, 91715), (884, 87980), (901, 86320), (1040, 74783), (1060, 73372), (1079, 72080), (1105, 70384), (1328, 58565), (1360, 57187), (1378, 56440), (1411, 55120), (1660, 46852), (1768, 43990), (1802, 43160), (2120, 36686), (2158, 36040), (2210, 35192), (2756, 28220), (2822, 27560), (3320, 23426), (3445, 22576), (3536, 21995), (3604, 21580), (4240, 18343), (4316, 18020), (4399, 17680), (4420, 17596), (4505, 17264), (5395, 14416), (5512, 14110), (5644, 13780), (6640, 11713), (6890, 11288), (7055, 11024), (7208, 10790), (8632, 9010), (8798, 8840)]