220682800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:136

約数の個数: 180

約数和(自身を含む): 605752896

約数和(自身を除く): 385070096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 37, 40, 50, 52, 62, 65, 74, 80, 100, 104, 124, 130, 148, 155, 185, 200, 208, 248, 260, 296, 310, 325, 370, 400, 403, 481, 496, 520, 592, 620, 650, 740, 775, 806, 925, 962, 1040, 1147, 1240, 1300, 1369, 1480, 1550, 1612, 1850, 1924, 2015, 2294, 2405, 2480, 2600, 2738, 2960, 3100, 3224, 3700, 3848, 4030, 4588, 4810, 5200, 5476, 5735, 6200, 6448, 6845, 7400, 7696, 8060, 9176, 9620, 10075, 10952, 11470, 12025, 12400, 13690, 14800, 14911, 16120, 17797, 18352, 19240, 20150, 21904, 22940, 24050, 27380, 28675, 29822, 32240, 34225, 35594, 38480, 40300, 42439, 45880, 48100, 54760, 57350, 59644, 68450, 71188, 74555, 80600, 84878, 88985, 91760, 96200, 109520, 114700, 119288, 136900, 142376, 149110, 161200, 169756, 177970, 192400, 212195, 229400, 238576, 273800, 284752, 298220, 339512, 355940, 372775, 424390, 444925, 458800, 547600, 551707, 596440, 679024, 711880, 745550, 848780, 889850, 1060975, 1103414, 1192880, 1423760, 1491100, 1697560, 1779700, 2121950, 2206828, 2758535, 2982200, 3395120, 3559400, 4243900, 4413656, 5517070, 5964400, 7118800, 8487800, 8827312, 11034140, 13792675, 16975600, 22068280, 27585350, 44136560, 55170700, 110341400, 220682800]

約数ペア:

[(1, 220682800), (2, 110341400), (4, 55170700), (5, 44136560), (8, 27585350), (10, 22068280), (13, 16975600), (16, 13792675), (20, 11034140), (25, 8827312), (26, 8487800), (31, 7118800), (37, 5964400), (40, 5517070), (50, 4413656), (52, 4243900), (62, 3559400), (65, 3395120), (74, 2982200), (80, 2758535), (100, 2206828), (104, 2121950), (124, 1779700), (130, 1697560), (148, 1491100), (155, 1423760), (185, 1192880), (200, 1103414), (208, 1060975), (248, 889850), (260, 848780), (296, 745550), (310, 711880), (325, 679024), (370, 596440), (400, 551707), (403, 547600), (481, 458800), (496, 444925), (520, 424390), (592, 372775), (620, 355940), (650, 339512), (740, 298220), (775, 284752), (806, 273800), (925, 238576), (962, 229400), (1040, 212195), (1147, 192400), (1240, 177970), (1300, 169756), (1369, 161200), (1480, 149110), (1550, 142376), (1612, 136900), (1850, 119288), (1924, 114700), (2015, 109520), (2294, 96200), (2405, 91760), (2480, 88985), (2600, 84878), (2738, 80600), (2960, 74555), (3100, 71188), (3224, 68450), (3700, 59644), (3848, 57350), (4030, 54760), (4588, 48100), (4810, 45880), (5200, 42439), (5476, 40300), (5735, 38480), (6200, 35594), (6448, 34225), (6845, 32240), (7400, 29822), (7696, 28675), (8060, 27380), (9176, 24050), (9620, 22940), (10075, 21904), (10952, 20150), (11470, 19240), (12025, 18352), (12400, 17797), (13690, 16120), (14800, 14911)]