18708900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 63329280

約数和(自身を除く): 44620380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 59, 60, 70, 75, 84, 100, 105, 118, 140, 150, 151, 175, 177, 210, 236, 295, 300, 302, 350, 354, 413, 420, 453, 525, 590, 604, 700, 708, 755, 826, 885, 906, 1050, 1057, 1180, 1239, 1475, 1510, 1652, 1770, 1812, 2065, 2100, 2114, 2265, 2478, 2950, 3020, 3171, 3540, 3775, 4130, 4228, 4425, 4530, 4956, 5285, 5900, 6195, 6342, 7550, 8260, 8850, 8909, 9060, 10325, 10570, 11325, 12390, 12684, 15100, 15855, 17700, 17818, 20650, 21140, 22650, 24780, 26425, 26727, 30975, 31710, 35636, 41300, 44545, 45300, 52850, 53454, 61950, 62363, 63420, 79275, 89090, 105700, 106908, 123900, 124726, 133635, 158550, 178180, 187089, 222725, 249452, 267270, 311815, 317100, 374178, 445450, 534540, 623630, 668175, 748356, 890900, 935445, 1247260, 1336350, 1559075, 1870890, 2672700, 3118150, 3741780, 4677225, 6236300, 9354450, 18708900]

約数ペア:

[(1, 18708900), (2, 9354450), (3, 6236300), (4, 4677225), (5, 3741780), (6, 3118150), (7, 2672700), (10, 1870890), (12, 1559075), (14, 1336350), (15, 1247260), (20, 935445), (21, 890900), (25, 748356), (28, 668175), (30, 623630), (35, 534540), (42, 445450), (50, 374178), (59, 317100), (60, 311815), (70, 267270), (75, 249452), (84, 222725), (100, 187089), (105, 178180), (118, 158550), (140, 133635), (150, 124726), (151, 123900), (175, 106908), (177, 105700), (210, 89090), (236, 79275), (295, 63420), (300, 62363), (302, 61950), (350, 53454), (354, 52850), (413, 45300), (420, 44545), (453, 41300), (525, 35636), (590, 31710), (604, 30975), (700, 26727), (708, 26425), (755, 24780), (826, 22650), (885, 21140), (906, 20650), (1050, 17818), (1057, 17700), (1180, 15855), (1239, 15100), (1475, 12684), (1510, 12390), (1652, 11325), (1770, 10570), (1812, 10325), (2065, 9060), (2100, 8909), (2114, 8850), (2265, 8260), (2478, 7550), (2950, 6342), (3020, 6195), (3171, 5900), (3540, 5285), (3775, 4956), (4130, 4530), (4228, 4425)]