1221196560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1753

約数の個数: 160

約数和(自身を含む): 3929236608

約数和(自身を除く): 2708040048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 73, 80, 86, 120, 129, 146, 172, 215, 219, 240, 258, 292, 344, 365, 430, 438, 516, 584, 645, 688, 730, 860, 876, 1032, 1095, 1168, 1290, 1460, 1621, 1720, 1752, 2064, 2190, 2580, 2920, 3139, 3242, 3440, 3504, 4380, 4863, 5160, 5840, 6278, 6484, 8105, 8760, 9417, 9726, 10320, 12556, 12968, 15695, 16210, 17520, 18834, 19452, 24315, 25112, 25936, 31390, 32420, 37668, 38904, 47085, 48630, 50224, 62780, 64840, 69703, 75336, 77808, 94170, 97260, 118333, 125560, 129680, 139406, 150672, 188340, 194520, 209109, 236666, 251120, 278812, 348515, 354999, 376680, 389040, 418218, 473332, 557624, 591665, 697030, 709998, 753360, 836436, 946664, 1045545, 1115248, 1183330, 1394060, 1419996, 1672872, 1774995, 1893328, 2091090, 2366660, 2788120, 2839992, 3345744, 3549990, 4182180, 4733320, 5088319, 5576240, 5679984, 7099980, 8364360, 9466640, 10176638, 14199960, 15264957, 16728720, 20353276, 25441595, 28399920, 30529914, 40706552, 50883190, 61059828, 76324785, 81413104, 101766380, 122119656, 152649570, 203532760, 244239312, 305299140, 407065520, 610598280, 1221196560]

約数ペア:

[(1, 1221196560), (2, 610598280), (3, 407065520), (4, 305299140), (5, 244239312), (6, 203532760), (8, 152649570), (10, 122119656), (12, 101766380), (15, 81413104), (16, 76324785), (20, 61059828), (24, 50883190), (30, 40706552), (40, 30529914), (43, 28399920), (48, 25441595), (60, 20353276), (73, 16728720), (80, 15264957), (86, 14199960), (120, 10176638), (129, 9466640), (146, 8364360), (172, 7099980), (215, 5679984), (219, 5576240), (240, 5088319), (258, 4733320), (292, 4182180), (344, 3549990), (365, 3345744), (430, 2839992), (438, 2788120), (516, 2366660), (584, 2091090), (645, 1893328), (688, 1774995), (730, 1672872), (860, 1419996), (876, 1394060), (1032, 1183330), (1095, 1115248), (1168, 1045545), (1290, 946664), (1460, 836436), (1621, 753360), (1720, 709998), (1752, 697030), (2064, 591665), (2190, 557624), (2580, 473332), (2920, 418218), (3139, 389040), (3242, 376680), (3440, 354999), (3504, 348515), (4380, 278812), (4863, 251120), (5160, 236666), (5840, 209109), (6278, 194520), (6484, 188340), (8105, 150672), (8760, 139406), (9417, 129680), (9726, 125560), (10320, 118333), (12556, 97260), (12968, 94170), (15695, 77808), (16210, 75336), (17520, 69703), (18834, 64840), (19452, 62780), (24315, 50224), (25112, 48630), (25936, 47085), (31390, 38904), (32420, 37668)]