247985478672

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{3719}}^1\times {\mathrm{12983}}^1$

素因数の和:16820

約数の個数: 80

約数和(自身を含む): 646840028160

約数和(自身を除く): 398854549488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 3719, 5136, 7438, 11157, 12983, 14876, 22314, 25966, 29752, 38949, 44628, 51932, 59504, 77898, 89256, 103864, 155796, 178512, 207728, 311592, 397933, 623184, 795866, 1193799, 1389181, 1591732, 2387598, 2778362, 3183464, 4167543, 4775196, 5556724, 6366928, 8335086, 9550392, 11113448, 16670172, 19100784, 22226896, 33340344, 48283777, 66680688, 96567554, 144851331, 193135108, 289702662, 386270216, 579405324, 772540432, 1158810648, 2317621296, 5166364139, 10332728278, 15499092417, 20665456556, 30998184834, 41330913112, 61996369668, 82661826224, 123992739336, 247985478672]

約数ペア:

[(1, 247985478672), (2, 123992739336), (3, 82661826224), (4, 61996369668), (6, 41330913112), (8, 30998184834), (12, 20665456556), (16, 15499092417), (24, 10332728278), (48, 5166364139), (107, 2317621296), (214, 1158810648), (321, 772540432), (428, 579405324), (642, 386270216), (856, 289702662), (1284, 193135108), (1712, 144851331), (2568, 96567554), (3719, 66680688), (5136, 48283777), (7438, 33340344), (11157, 22226896), (12983, 19100784), (14876, 16670172), (22314, 11113448), (25966, 9550392), (29752, 8335086), (38949, 6366928), (44628, 5556724), (51932, 4775196), (59504, 4167543), (77898, 3183464), (89256, 2778362), (103864, 2387598), (155796, 1591732), (178512, 1389181), (207728, 1193799), (311592, 795866), (397933, 623184)]