420155640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{691}}^1$

素因数の和:1274

約数の個数: 128

約数和(自身を含む): 1405036800

約数和(自身を除く): 984881160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 563, 691, 1080, 1126, 1382, 1689, 2073, 2252, 2764, 2815, 3378, 3455, 4146, 4504, 5067, 5528, 5630, 6219, 6756, 6910, 8292, 8445, 10134, 10365, 11260, 12438, 13512, 13820, 15201, 16584, 16890, 18657, 20268, 20730, 22520, 24876, 25335, 27640, 30402, 31095, 33780, 37314, 40536, 41460, 49752, 50670, 60804, 62190, 67560, 74628, 76005, 82920, 93285, 101340, 121608, 124380, 149256, 152010, 186570, 202680, 248760, 304020, 373140, 389033, 608040, 746280, 778066, 1167099, 1556132, 1945165, 2334198, 3112264, 3501297, 3890330, 4668396, 5835495, 7002594, 7780660, 9336792, 10503891, 11670990, 14005188, 15561320, 17506485, 21007782, 23341980, 28010376, 35012970, 42015564, 46683960, 52519455, 70025940, 84031128, 105038910, 140051880, 210077820, 420155640]

約数ペア:

[(1, 420155640), (2, 210077820), (3, 140051880), (4, 105038910), (5, 84031128), (6, 70025940), (8, 52519455), (9, 46683960), (10, 42015564), (12, 35012970), (15, 28010376), (18, 23341980), (20, 21007782), (24, 17506485), (27, 15561320), (30, 14005188), (36, 11670990), (40, 10503891), (45, 9336792), (54, 7780660), (60, 7002594), (72, 5835495), (90, 4668396), (108, 3890330), (120, 3501297), (135, 3112264), (180, 2334198), (216, 1945165), (270, 1556132), (360, 1167099), (540, 778066), (563, 746280), (691, 608040), (1080, 389033), (1126, 373140), (1382, 304020), (1689, 248760), (2073, 202680), (2252, 186570), (2764, 152010), (2815, 149256), (3378, 124380), (3455, 121608), (4146, 101340), (4504, 93285), (5067, 82920), (5528, 76005), (5630, 74628), (6219, 67560), (6756, 62190), (6910, 60804), (8292, 50670), (8445, 49752), (10134, 41460), (10365, 40536), (11260, 37314), (12438, 33780), (13512, 31095), (13820, 30402), (15201, 27640), (16584, 25335), (16890, 24876), (18657, 22520), (20268, 20730)]