1218165000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{6247}}^1$

素因数の和:6289

約数の個数: 160

約数和(自身を含む): 4098937920

約数和(自身を除く): 2880772920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 625, 650, 750, 780, 975, 1000, 1250, 1300, 1500, 1560, 1625, 1875, 1950, 2500, 2600, 3000, 3250, 3750, 3900, 4875, 5000, 6247, 6500, 7500, 7800, 8125, 9750, 12494, 13000, 15000, 16250, 18741, 19500, 24375, 24988, 31235, 32500, 37482, 39000, 48750, 49976, 62470, 65000, 74964, 81211, 93705, 97500, 124940, 149928, 156175, 162422, 187410, 195000, 243633, 249880, 312350, 324844, 374820, 406055, 468525, 487266, 624700, 649688, 749640, 780875, 812110, 937050, 974532, 1218165, 1249400, 1561750, 1624220, 1874100, 1949064, 2030275, 2342625, 2436330, 3123500, 3248440, 3748200, 3904375, 4060550, 4685250, 4872660, 6090825, 6247000, 7808750, 8121100, 9370500, 9745320, 10151375, 11713125, 12181650, 15617500, 16242200, 18741000, 20302750, 23426250, 24363300, 30454125, 31235000, 40605500, 46852500, 48726600, 50756875, 60908250, 81211000, 93705000, 101513750, 121816500, 152270625, 203027500, 243633000, 304541250, 406055000, 609082500, 1218165000]

約数ペア:

[(1, 1218165000), (2, 609082500), (3, 406055000), (4, 304541250), (5, 243633000), (6, 203027500), (8, 152270625), (10, 121816500), (12, 101513750), (13, 93705000), (15, 81211000), (20, 60908250), (24, 50756875), (25, 48726600), (26, 46852500), (30, 40605500), (39, 31235000), (40, 30454125), (50, 24363300), (52, 23426250), (60, 20302750), (65, 18741000), (75, 16242200), (78, 15617500), (100, 12181650), (104, 11713125), (120, 10151375), (125, 9745320), (130, 9370500), (150, 8121100), (156, 7808750), (195, 6247000), (200, 6090825), (250, 4872660), (260, 4685250), (300, 4060550), (312, 3904375), (325, 3748200), (375, 3248440), (390, 3123500), (500, 2436330), (520, 2342625), (600, 2030275), (625, 1949064), (650, 1874100), (750, 1624220), (780, 1561750), (975, 1249400), (1000, 1218165), (1250, 974532), (1300, 937050), (1500, 812110), (1560, 780875), (1625, 749640), (1875, 649688), (1950, 624700), (2500, 487266), (2600, 468525), (3000, 406055), (3250, 374820), (3750, 324844), (3900, 312350), (4875, 249880), (5000, 243633), (6247, 195000), (6500, 187410), (7500, 162422), (7800, 156175), (8125, 149928), (9750, 124940), (12494, 97500), (13000, 93705), (15000, 81211), (16250, 74964), (18741, 65000), (19500, 62470), (24375, 49976), (24988, 48750), (31235, 39000), (32500, 37482)]