164504040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 508291200

約数和(自身を除く): 343787160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 89, 120, 146, 178, 211, 219, 267, 292, 356, 365, 422, 438, 445, 534, 584, 633, 712, 730, 844, 876, 890, 1055, 1068, 1095, 1266, 1335, 1460, 1688, 1752, 1780, 2110, 2136, 2190, 2532, 2670, 2920, 3165, 3560, 4220, 4380, 5064, 5340, 6330, 6497, 8440, 8760, 10680, 12660, 12994, 15403, 18779, 19491, 25320, 25988, 30806, 32485, 37558, 38982, 46209, 51976, 56337, 61612, 64970, 75116, 77015, 77964, 92418, 93895, 97455, 112674, 123224, 129940, 150232, 154030, 155928, 184836, 187790, 194910, 225348, 231045, 259880, 281685, 308060, 369672, 375580, 389820, 450696, 462090, 563370, 616120, 751160, 779640, 924180, 1126740, 1370867, 1848360, 2253480, 2741734, 4112601, 5483468, 6854335, 8225202, 10966936, 13708670, 16450404, 20563005, 27417340, 32900808, 41126010, 54834680, 82252020, 164504040]

約数ペア:

[(1, 164504040), (2, 82252020), (3, 54834680), (4, 41126010), (5, 32900808), (6, 27417340), (8, 20563005), (10, 16450404), (12, 13708670), (15, 10966936), (20, 8225202), (24, 6854335), (30, 5483468), (40, 4112601), (60, 2741734), (73, 2253480), (89, 1848360), (120, 1370867), (146, 1126740), (178, 924180), (211, 779640), (219, 751160), (267, 616120), (292, 563370), (356, 462090), (365, 450696), (422, 389820), (438, 375580), (445, 369672), (534, 308060), (584, 281685), (633, 259880), (712, 231045), (730, 225348), (844, 194910), (876, 187790), (890, 184836), (1055, 155928), (1068, 154030), (1095, 150232), (1266, 129940), (1335, 123224), (1460, 112674), (1688, 97455), (1752, 93895), (1780, 92418), (2110, 77964), (2136, 77015), (2190, 75116), (2532, 64970), (2670, 61612), (2920, 56337), (3165, 51976), (3560, 46209), (4220, 38982), (4380, 37558), (5064, 32485), (5340, 30806), (6330, 25988), (6497, 25320), (8440, 19491), (8760, 18779), (10680, 15403), (12660, 12994)]