156306920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2671}}^1$

素因数の和:2719

約数の個数: 128

約数和(自身を含む): 461721600

約数和(自身を除く): 305414680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 308, 380, 385, 418, 440, 532, 616, 665, 760, 770, 836, 1045, 1064, 1330, 1463, 1540, 1672, 2090, 2660, 2671, 2926, 3080, 4180, 5320, 5342, 5852, 7315, 8360, 10684, 11704, 13355, 14630, 18697, 21368, 26710, 29260, 29381, 37394, 50749, 53420, 58520, 58762, 74788, 93485, 101498, 106840, 117524, 146905, 149576, 186970, 202996, 205667, 235048, 253745, 293810, 355243, 373940, 405992, 411334, 507490, 558239, 587620, 710486, 747880, 822668, 1014980, 1028335, 1116478, 1175240, 1420972, 1645336, 1776215, 2029960, 2056670, 2232956, 2791195, 2841944, 3552430, 3907673, 4113340, 4465912, 5582390, 7104860, 7815346, 8226680, 11164780, 14209720, 15630692, 19538365, 22329560, 31261384, 39076730, 78153460, 156306920]

約数ペア:

[(1, 156306920), (2, 78153460), (4, 39076730), (5, 31261384), (7, 22329560), (8, 19538365), (10, 15630692), (11, 14209720), (14, 11164780), (19, 8226680), (20, 7815346), (22, 7104860), (28, 5582390), (35, 4465912), (38, 4113340), (40, 3907673), (44, 3552430), (55, 2841944), (56, 2791195), (70, 2232956), (76, 2056670), (77, 2029960), (88, 1776215), (95, 1645336), (110, 1420972), (133, 1175240), (140, 1116478), (152, 1028335), (154, 1014980), (190, 822668), (209, 747880), (220, 710486), (266, 587620), (280, 558239), (308, 507490), (380, 411334), (385, 405992), (418, 373940), (440, 355243), (532, 293810), (616, 253745), (665, 235048), (760, 205667), (770, 202996), (836, 186970), (1045, 149576), (1064, 146905), (1330, 117524), (1463, 106840), (1540, 101498), (1672, 93485), (2090, 74788), (2660, 58762), (2671, 58520), (2926, 53420), (3080, 50749), (4180, 37394), (5320, 29381), (5342, 29260), (5852, 26710), (7315, 21368), (8360, 18697), (10684, 14630), (11704, 13355)]