221741880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1593

約数の個数: 128

約数和(自身を含む): 714484800

約数和(自身を除く): 492742920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 73, 85, 102, 120, 136, 146, 170, 204, 219, 255, 292, 340, 365, 408, 438, 510, 584, 680, 730, 876, 1020, 1095, 1241, 1460, 1489, 1752, 2040, 2190, 2482, 2920, 2978, 3723, 4380, 4467, 4964, 5956, 6205, 7445, 7446, 8760, 8934, 9928, 11912, 12410, 14890, 14892, 17868, 18615, 22335, 24820, 25313, 29780, 29784, 35736, 37230, 44670, 49640, 50626, 59560, 74460, 75939, 89340, 101252, 108697, 126565, 148920, 151878, 178680, 202504, 217394, 253130, 303756, 326091, 379695, 434788, 506260, 543485, 607512, 652182, 759390, 869576, 1012520, 1086970, 1304364, 1518780, 1630455, 1847849, 2173940, 2608728, 3037560, 3260910, 3695698, 4347880, 5543547, 6521820, 7391396, 9239245, 11087094, 13043640, 14782792, 18478490, 22174188, 27717735, 36956980, 44348376, 55435470, 73913960, 110870940, 221741880]

約数ペア:

[(1, 221741880), (2, 110870940), (3, 73913960), (4, 55435470), (5, 44348376), (6, 36956980), (8, 27717735), (10, 22174188), (12, 18478490), (15, 14782792), (17, 13043640), (20, 11087094), (24, 9239245), (30, 7391396), (34, 6521820), (40, 5543547), (51, 4347880), (60, 3695698), (68, 3260910), (73, 3037560), (85, 2608728), (102, 2173940), (120, 1847849), (136, 1630455), (146, 1518780), (170, 1304364), (204, 1086970), (219, 1012520), (255, 869576), (292, 759390), (340, 652182), (365, 607512), (408, 543485), (438, 506260), (510, 434788), (584, 379695), (680, 326091), (730, 303756), (876, 253130), (1020, 217394), (1095, 202504), (1241, 178680), (1460, 151878), (1489, 148920), (1752, 126565), (2040, 108697), (2190, 101252), (2482, 89340), (2920, 75939), (2978, 74460), (3723, 59560), (4380, 50626), (4467, 49640), (4964, 44670), (5956, 37230), (6205, 35736), (7445, 29784), (7446, 29780), (8760, 25313), (8934, 24820), (9928, 22335), (11912, 18615), (12410, 17868), (14890, 14892)]