64321800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 214272000

約数和(自身を除く): 149950200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 59, 60, 69, 75, 79, 92, 100, 115, 118, 120, 138, 150, 158, 177, 184, 200, 230, 236, 237, 276, 295, 300, 316, 345, 354, 395, 460, 472, 474, 552, 575, 590, 600, 632, 690, 708, 790, 885, 920, 948, 1150, 1180, 1185, 1357, 1380, 1416, 1475, 1580, 1725, 1770, 1817, 1896, 1975, 2300, 2360, 2370, 2714, 2760, 2950, 3160, 3450, 3540, 3634, 3950, 4071, 4425, 4600, 4661, 4740, 5428, 5451, 5900, 5925, 6785, 6900, 7080, 7268, 7900, 8142, 8850, 9085, 9322, 9480, 10856, 10902, 11800, 11850, 13570, 13800, 13983, 14536, 15800, 16284, 17700, 18170, 18644, 20355, 21804, 23305, 23700, 27140, 27255, 27966, 32568, 33925, 35400, 36340, 37288, 40710, 43608, 45425, 46610, 47400, 54280, 54510, 55932, 67850, 69915, 72680, 81420, 90850, 93220, 101775, 107203, 109020, 111864, 116525, 135700, 136275, 139830, 162840, 181700, 186440, 203550, 214406, 218040, 233050, 271400, 272550, 279660, 321609, 349575, 363400, 407100, 428812, 466100, 536015, 545100, 559320, 643218, 699150, 814200, 857624, 932200, 1072030, 1090200, 1286436, 1398300, 1608045, 2144060, 2572872, 2680075, 2796600, 3216090, 4288120, 5360150, 6432180, 8040225, 10720300, 12864360, 16080450, 21440600, 32160900, 64321800]

約数ペア:

[(1, 64321800), (2, 32160900), (3, 21440600), (4, 16080450), (5, 12864360), (6, 10720300), (8, 8040225), (10, 6432180), (12, 5360150), (15, 4288120), (20, 3216090), (23, 2796600), (24, 2680075), (25, 2572872), (30, 2144060), (40, 1608045), (46, 1398300), (50, 1286436), (59, 1090200), (60, 1072030), (69, 932200), (75, 857624), (79, 814200), (92, 699150), (100, 643218), (115, 559320), (118, 545100), (120, 536015), (138, 466100), (150, 428812), (158, 407100), (177, 363400), (184, 349575), (200, 321609), (230, 279660), (236, 272550), (237, 271400), (276, 233050), (295, 218040), (300, 214406), (316, 203550), (345, 186440), (354, 181700), (395, 162840), (460, 139830), (472, 136275), (474, 135700), (552, 116525), (575, 111864), (590, 109020), (600, 107203), (632, 101775), (690, 93220), (708, 90850), (790, 81420), (885, 72680), (920, 69915), (948, 67850), (1150, 55932), (1180, 54510), (1185, 54280), (1357, 47400), (1380, 46610), (1416, 45425), (1475, 43608), (1580, 40710), (1725, 37288), (1770, 36340), (1817, 35400), (1896, 33925), (1975, 32568), (2300, 27966), (2360, 27255), (2370, 27140), (2714, 23700), (2760, 23305), (2950, 21804), (3160, 20355), (3450, 18644), (3540, 18170), (3634, 17700), (3950, 16284), (4071, 15800), (4425, 14536), (4600, 13983), (4661, 13800), (4740, 13570), (5428, 11850), (5451, 11800), (5900, 10902), (5925, 10856), (6785, 9480), (6900, 9322), (7080, 9085), (7268, 8850), (7900, 8142)]