168458340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 509612544

約数和(自身を除く): 341154204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 47, 60, 62, 82, 93, 94, 123, 124, 141, 155, 164, 186, 188, 205, 235, 246, 282, 310, 372, 410, 465, 470, 492, 564, 615, 620, 705, 820, 930, 940, 1230, 1271, 1410, 1457, 1860, 1927, 2209, 2460, 2542, 2820, 2914, 3813, 3854, 4371, 4418, 5084, 5781, 5828, 6355, 6627, 7285, 7626, 7708, 8742, 8836, 9635, 11045, 11562, 12710, 13254, 14570, 15252, 17484, 19065, 19270, 21855, 22090, 23124, 25420, 26508, 28905, 29140, 33135, 38130, 38540, 43710, 44180, 57810, 59737, 66270, 68479, 76260, 87420, 90569, 115620, 119474, 132540, 136958, 179211, 181138, 205437, 238948, 271707, 273916, 298685, 342395, 358422, 362276, 410874, 452845, 543414, 597370, 684790, 716844, 821748, 896055, 905690, 1027185, 1086828, 1194740, 1358535, 1369580, 1792110, 1811380, 2054370, 2717070, 2807639, 3584220, 4108740, 5434140, 5615278, 8422917, 11230556, 14038195, 16845834, 28076390, 33691668, 42114585, 56152780, 84229170, 168458340]

約数ペア:

[(1, 168458340), (2, 84229170), (3, 56152780), (4, 42114585), (5, 33691668), (6, 28076390), (10, 16845834), (12, 14038195), (15, 11230556), (20, 8422917), (30, 5615278), (31, 5434140), (41, 4108740), (47, 3584220), (60, 2807639), (62, 2717070), (82, 2054370), (93, 1811380), (94, 1792110), (123, 1369580), (124, 1358535), (141, 1194740), (155, 1086828), (164, 1027185), (186, 905690), (188, 896055), (205, 821748), (235, 716844), (246, 684790), (282, 597370), (310, 543414), (372, 452845), (410, 410874), (465, 362276), (470, 358422), (492, 342395), (564, 298685), (615, 273916), (620, 271707), (705, 238948), (820, 205437), (930, 181138), (940, 179211), (1230, 136958), (1271, 132540), (1410, 119474), (1457, 115620), (1860, 90569), (1927, 87420), (2209, 76260), (2460, 68479), (2542, 66270), (2820, 59737), (2914, 57810), (3813, 44180), (3854, 43710), (4371, 38540), (4418, 38130), (5084, 33135), (5781, 29140), (5828, 28905), (6355, 26508), (6627, 25420), (7285, 23124), (7626, 22090), (7708, 21855), (8742, 19270), (8836, 19065), (9635, 17484), (11045, 15252), (11562, 14570), (12710, 13254)]