218612880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1439}}^1$

素因数の和:1669

約数の個数: 120

約数和(自身を含む): 738167040

約数和(自身を除く): 519554160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 211, 240, 360, 422, 633, 720, 844, 1055, 1266, 1439, 1688, 1899, 2110, 2532, 2878, 3165, 3376, 3798, 4220, 4317, 5064, 5756, 6330, 7195, 7596, 8440, 8634, 9495, 10128, 11512, 12660, 12951, 14390, 15192, 16880, 17268, 18990, 21585, 23024, 25320, 25902, 28780, 30384, 34536, 37980, 43170, 50640, 51804, 57560, 64755, 69072, 75960, 86340, 103608, 115120, 129510, 151920, 172680, 207216, 259020, 303629, 345360, 518040, 607258, 910887, 1036080, 1214516, 1518145, 1821774, 2429032, 2732661, 3036290, 3643548, 4554435, 4858064, 5465322, 6072580, 7287096, 9108870, 10930644, 12145160, 13663305, 14574192, 18217740, 21861288, 24290320, 27326610, 36435480, 43722576, 54653220, 72870960, 109306440, 218612880]

約数ペア:

[(1, 218612880), (2, 109306440), (3, 72870960), (4, 54653220), (5, 43722576), (6, 36435480), (8, 27326610), (9, 24290320), (10, 21861288), (12, 18217740), (15, 14574192), (16, 13663305), (18, 12145160), (20, 10930644), (24, 9108870), (30, 7287096), (36, 6072580), (40, 5465322), (45, 4858064), (48, 4554435), (60, 3643548), (72, 3036290), (80, 2732661), (90, 2429032), (120, 1821774), (144, 1518145), (180, 1214516), (211, 1036080), (240, 910887), (360, 607258), (422, 518040), (633, 345360), (720, 303629), (844, 259020), (1055, 207216), (1266, 172680), (1439, 151920), (1688, 129510), (1899, 115120), (2110, 103608), (2532, 86340), (2878, 75960), (3165, 69072), (3376, 64755), (3798, 57560), (4220, 51804), (4317, 50640), (5064, 43170), (5756, 37980), (6330, 34536), (7195, 30384), (7596, 28780), (8440, 25902), (8634, 25320), (9495, 23024), (10128, 21585), (11512, 18990), (12660, 17268), (12951, 16880), (14390, 15192)]