665442960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30469}}^1$

素因数の和:30505

約数の個数: 160

約数和(自身を含む): 2539004160

約数和(自身を除く): 1873561200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 30469, 60938, 91407, 121876, 152345, 182814, 213283, 243752, 304690, 365628, 396097, 426566, 457035, 487504, 609380, 639849, 731256, 792194, 853132, 914070, 1066415, 1188291, 1218760, 1279698, 1462512, 1584388, 1706264, 1828140, 1980485, 2132830, 2376582, 2437520, 2559396, 2772679, 3168776, 3199245, 3412528, 3656280, 3960970, 4265660, 4753164, 5118792, 5545358, 5941455, 6337552, 6398490, 7312560, 7921940, 8318037, 8531320, 9506328, 10237584, 11090716, 11882910, 12796980, 13863395, 15843880, 16636074, 17062640, 19012656, 22181432, 23765820, 25593960, 27726790, 31687760, 33272148, 41590185, 44362864, 47531640, 51187920, 55453580, 66544296, 83180370, 95063280, 110907160, 133088592, 166360740, 221814320, 332721480, 665442960]

約数ペア:

[(1, 665442960), (2, 332721480), (3, 221814320), (4, 166360740), (5, 133088592), (6, 110907160), (7, 95063280), (8, 83180370), (10, 66544296), (12, 55453580), (13, 51187920), (14, 47531640), (15, 44362864), (16, 41590185), (20, 33272148), (21, 31687760), (24, 27726790), (26, 25593960), (28, 23765820), (30, 22181432), (35, 19012656), (39, 17062640), (40, 16636074), (42, 15843880), (48, 13863395), (52, 12796980), (56, 11882910), (60, 11090716), (65, 10237584), (70, 9506328), (78, 8531320), (80, 8318037), (84, 7921940), (91, 7312560), (104, 6398490), (105, 6337552), (112, 5941455), (120, 5545358), (130, 5118792), (140, 4753164), (156, 4265660), (168, 3960970), (182, 3656280), (195, 3412528), (208, 3199245), (210, 3168776), (240, 2772679), (260, 2559396), (273, 2437520), (280, 2376582), (312, 2132830), (336, 1980485), (364, 1828140), (390, 1706264), (420, 1584388), (455, 1462512), (520, 1279698), (546, 1218760), (560, 1188291), (624, 1066415), (728, 914070), (780, 853132), (840, 792194), (910, 731256), (1040, 639849), (1092, 609380), (1365, 487504), (1456, 457035), (1560, 426566), (1680, 396097), (1820, 365628), (2184, 304690), (2730, 243752), (3120, 213283), (3640, 182814), (4368, 152345), (5460, 121876), (7280, 91407), (10920, 60938), (21840, 30469)]