256308030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:647

約数の個数: 128

約数和(自身を含む): 750988800

約数和(自身を除く): 494680770

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 211, 270, 297, 330, 409, 422, 495, 594, 633, 818, 990, 1055, 1227, 1266, 1485, 1899, 2045, 2110, 2321, 2454, 2970, 3165, 3681, 3798, 4090, 4499, 4642, 5697, 6135, 6330, 6963, 7362, 8998, 9495, 11043, 11394, 11605, 12270, 13497, 13926, 18405, 18990, 20889, 22086, 22495, 23210, 26994, 28485, 34815, 36810, 40491, 41778, 44990, 55215, 56970, 62667, 67485, 69630, 80982, 86299, 104445, 110430, 121473, 125334, 134970, 172598, 202455, 208890, 242946, 258897, 313335, 404910, 431495, 517794, 607365, 626670, 776691, 862990, 949289, 1214730, 1294485, 1553382, 1898578, 2330073, 2588970, 2847867, 3883455, 4660146, 4746445, 5695734, 7766910, 8543601, 9492890, 11650365, 14239335, 17087202, 23300730, 25630803, 28478670, 42718005, 51261606, 85436010, 128154015, 256308030]

約数ペア:

[(1, 256308030), (2, 128154015), (3, 85436010), (5, 51261606), (6, 42718005), (9, 28478670), (10, 25630803), (11, 23300730), (15, 17087202), (18, 14239335), (22, 11650365), (27, 9492890), (30, 8543601), (33, 7766910), (45, 5695734), (54, 4746445), (55, 4660146), (66, 3883455), (90, 2847867), (99, 2588970), (110, 2330073), (135, 1898578), (165, 1553382), (198, 1294485), (211, 1214730), (270, 949289), (297, 862990), (330, 776691), (409, 626670), (422, 607365), (495, 517794), (594, 431495), (633, 404910), (818, 313335), (990, 258897), (1055, 242946), (1227, 208890), (1266, 202455), (1485, 172598), (1899, 134970), (2045, 125334), (2110, 121473), (2321, 110430), (2454, 104445), (2970, 86299), (3165, 80982), (3681, 69630), (3798, 67485), (4090, 62667), (4499, 56970), (4642, 55215), (5697, 44990), (6135, 41778), (6330, 40491), (6963, 36810), (7362, 34815), (8998, 28485), (9495, 26994), (11043, 23210), (11394, 22495), (11605, 22086), (12270, 20889), (13497, 18990), (13926, 18405)]