188917680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:971

約数の個数: 160

約数和(自身を含む): 674956800

約数和(自身を除く): 486039120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 139, 140, 168, 210, 240, 278, 280, 336, 417, 420, 556, 560, 695, 809, 834, 840, 973, 1112, 1390, 1618, 1668, 1680, 1946, 2085, 2224, 2427, 2780, 2919, 3236, 3336, 3892, 4045, 4170, 4854, 4865, 5560, 5663, 5838, 6472, 6672, 7784, 8090, 8340, 9708, 9730, 11120, 11326, 11676, 12135, 12944, 14595, 15568, 16180, 16680, 16989, 19416, 19460, 22652, 23352, 24270, 28315, 29190, 32360, 33360, 33978, 38832, 38920, 45304, 46704, 48540, 56630, 58380, 64720, 67956, 77840, 84945, 90608, 97080, 112451, 113260, 116760, 135912, 169890, 194160, 224902, 226520, 233520, 271824, 337353, 339780, 449804, 453040, 562255, 674706, 679560, 787157, 899608, 1124510, 1349412, 1359120, 1574314, 1686765, 1799216, 2249020, 2361471, 2698824, 3148628, 3373530, 3935785, 4498040, 4722942, 5397648, 6297256, 6747060, 7871570, 8996080, 9445884, 11807355, 12594512, 13494120, 15743140, 18891768, 23614710, 26988240, 31486280, 37783536, 47229420, 62972560, 94458840, 188917680]

約数ペア:

[(1, 188917680), (2, 94458840), (3, 62972560), (4, 47229420), (5, 37783536), (6, 31486280), (7, 26988240), (8, 23614710), (10, 18891768), (12, 15743140), (14, 13494120), (15, 12594512), (16, 11807355), (20, 9445884), (21, 8996080), (24, 7871570), (28, 6747060), (30, 6297256), (35, 5397648), (40, 4722942), (42, 4498040), (48, 3935785), (56, 3373530), (60, 3148628), (70, 2698824), (80, 2361471), (84, 2249020), (105, 1799216), (112, 1686765), (120, 1574314), (139, 1359120), (140, 1349412), (168, 1124510), (210, 899608), (240, 787157), (278, 679560), (280, 674706), (336, 562255), (417, 453040), (420, 449804), (556, 339780), (560, 337353), (695, 271824), (809, 233520), (834, 226520), (840, 224902), (973, 194160), (1112, 169890), (1390, 135912), (1618, 116760), (1668, 113260), (1680, 112451), (1946, 97080), (2085, 90608), (2224, 84945), (2427, 77840), (2780, 67956), (2919, 64720), (3236, 58380), (3336, 56630), (3892, 48540), (4045, 46704), (4170, 45304), (4854, 38920), (4865, 38832), (5560, 33978), (5663, 33360), (5838, 32360), (6472, 29190), (6672, 28315), (7784, 24270), (8090, 23352), (8340, 22652), (9708, 19460), (9730, 19416), (11120, 16989), (11326, 16680), (11676, 16180), (12135, 15568), (12944, 14595)]