389655840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{16567}}^1$

素因数の和:16599

約数の個数: 144

約数和(自身を含む): 1427896512

約数和(自身を除く): 1038240672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 16567, 23520, 33134, 49701, 66268, 82835, 99402, 115969, 132536, 165670, 198804, 231938, 248505, 265072, 331340, 347907, 397608, 463876, 497010, 530144, 579845, 662680, 695814, 795216, 811783, 927752, 994020, 1159690, 1325360, 1391628, 1590432, 1623566, 1739535, 1855504, 1988040, 2319380, 2435349, 2650720, 2783256, 3247132, 3479070, 3711008, 3976080, 4058915, 4638760, 4870698, 5566512, 6494264, 6958140, 7952160, 8117830, 9277520, 9741396, 11133024, 12176745, 12988528, 13916280, 16235660, 18555040, 19482792, 24353490, 25977056, 27832560, 32471320, 38965584, 48706980, 55665120, 64942640, 77931168, 97413960, 129885280, 194827920, 389655840]

約数ペア:

[(1, 389655840), (2, 194827920), (3, 129885280), (4, 97413960), (5, 77931168), (6, 64942640), (7, 55665120), (8, 48706980), (10, 38965584), (12, 32471320), (14, 27832560), (15, 25977056), (16, 24353490), (20, 19482792), (21, 18555040), (24, 16235660), (28, 13916280), (30, 12988528), (32, 12176745), (35, 11133024), (40, 9741396), (42, 9277520), (48, 8117830), (49, 7952160), (56, 6958140), (60, 6494264), (70, 5566512), (80, 4870698), (84, 4638760), (96, 4058915), (98, 3976080), (105, 3711008), (112, 3479070), (120, 3247132), (140, 2783256), (147, 2650720), (160, 2435349), (168, 2319380), (196, 1988040), (210, 1855504), (224, 1739535), (240, 1623566), (245, 1590432), (280, 1391628), (294, 1325360), (336, 1159690), (392, 994020), (420, 927752), (480, 811783), (490, 795216), (560, 695814), (588, 662680), (672, 579845), (735, 530144), (784, 497010), (840, 463876), (980, 397608), (1120, 347907), (1176, 331340), (1470, 265072), (1568, 248505), (1680, 231938), (1960, 198804), (2352, 165670), (2940, 132536), (3360, 115969), (3920, 99402), (4704, 82835), (5880, 66268), (7840, 49701), (11760, 33134), (16567, 23520)]