628721880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7517}}^1$

素因数の和:7589

約数の個数: 128

約数和(自身を含む): 2046098880

約数和(自身を除く): 1417377000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2091, 2460, 2788, 3485, 4182, 4920, 5576, 6970, 7517, 8364, 10455, 13940, 15034, 16728, 20910, 22551, 27880, 30068, 37585, 41820, 45102, 60136, 75170, 83640, 90204, 112755, 127789, 150340, 180408, 225510, 255578, 300680, 308197, 383367, 451020, 511156, 616394, 638945, 766734, 902040, 924591, 1022312, 1232788, 1277890, 1533468, 1540985, 1849182, 1916835, 2465576, 2555780, 3066936, 3081970, 3698364, 3833670, 4622955, 5111560, 5239349, 6163940, 7396728, 7667340, 9245910, 10478698, 12327880, 15334680, 15718047, 18491820, 20957396, 26196745, 31436094, 36983640, 41914792, 52393490, 62872188, 78590235, 104786980, 125744376, 157180470, 209573960, 314360940, 628721880]

約数ペア:

[(1, 628721880), (2, 314360940), (3, 209573960), (4, 157180470), (5, 125744376), (6, 104786980), (8, 78590235), (10, 62872188), (12, 52393490), (15, 41914792), (17, 36983640), (20, 31436094), (24, 26196745), (30, 20957396), (34, 18491820), (40, 15718047), (41, 15334680), (51, 12327880), (60, 10478698), (68, 9245910), (82, 7667340), (85, 7396728), (102, 6163940), (120, 5239349), (123, 5111560), (136, 4622955), (164, 3833670), (170, 3698364), (204, 3081970), (205, 3066936), (246, 2555780), (255, 2465576), (328, 1916835), (340, 1849182), (408, 1540985), (410, 1533468), (492, 1277890), (510, 1232788), (615, 1022312), (680, 924591), (697, 902040), (820, 766734), (984, 638945), (1020, 616394), (1230, 511156), (1394, 451020), (1640, 383367), (2040, 308197), (2091, 300680), (2460, 255578), (2788, 225510), (3485, 180408), (4182, 150340), (4920, 127789), (5576, 112755), (6970, 90204), (7517, 83640), (8364, 75170), (10455, 60136), (13940, 45102), (15034, 41820), (16728, 37585), (20910, 30068), (22551, 27880)]