521103480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 1600879680

約数和(自身を除く): 1079776200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 257, 277, 305, 366, 488, 514, 554, 610, 732, 771, 831, 915, 1028, 1108, 1220, 1285, 1385, 1464, 1542, 1662, 1830, 2056, 2216, 2440, 2570, 2770, 3084, 3324, 3660, 3855, 4155, 5140, 5540, 6168, 6648, 7320, 7710, 8310, 10280, 11080, 15420, 15677, 16620, 16897, 30840, 31354, 33240, 33794, 47031, 50691, 62708, 67588, 71189, 78385, 84485, 94062, 101382, 125416, 135176, 142378, 156770, 168970, 188124, 202764, 213567, 235155, 253455, 284756, 313540, 337940, 355945, 376248, 405528, 427134, 470310, 506910, 569512, 627080, 675880, 711890, 854268, 940620, 1013820, 1067835, 1423780, 1708536, 1881240, 2027640, 2135670, 2847560, 4271340, 4342529, 8542680, 8685058, 13027587, 17370116, 21712645, 26055174, 34740232, 43425290, 52110348, 65137935, 86850580, 104220696, 130275870, 173701160, 260551740, 521103480]

約数ペア:

[(1, 521103480), (2, 260551740), (3, 173701160), (4, 130275870), (5, 104220696), (6, 86850580), (8, 65137935), (10, 52110348), (12, 43425290), (15, 34740232), (20, 26055174), (24, 21712645), (30, 17370116), (40, 13027587), (60, 8685058), (61, 8542680), (120, 4342529), (122, 4271340), (183, 2847560), (244, 2135670), (257, 2027640), (277, 1881240), (305, 1708536), (366, 1423780), (488, 1067835), (514, 1013820), (554, 940620), (610, 854268), (732, 711890), (771, 675880), (831, 627080), (915, 569512), (1028, 506910), (1108, 470310), (1220, 427134), (1285, 405528), (1385, 376248), (1464, 355945), (1542, 337940), (1662, 313540), (1830, 284756), (2056, 253455), (2216, 235155), (2440, 213567), (2570, 202764), (2770, 188124), (3084, 168970), (3324, 156770), (3660, 142378), (3855, 135176), (4155, 125416), (5140, 101382), (5540, 94062), (6168, 84485), (6648, 78385), (7320, 71189), (7710, 67588), (8310, 62708), (10280, 50691), (11080, 47031), (15420, 33794), (15677, 33240), (16620, 31354), (16897, 30840)]