313406080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 815673600

約数和(自身を除く): 502267520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 139, 160, 208, 260, 271, 278, 320, 416, 520, 542, 556, 640, 695, 832, 1040, 1084, 1112, 1355, 1390, 1664, 1807, 2080, 2168, 2224, 2710, 2780, 3523, 3614, 4160, 4336, 4448, 5420, 5560, 7046, 7228, 8320, 8672, 8896, 9035, 10840, 11120, 14092, 14456, 17344, 17615, 17792, 18070, 21680, 22240, 28184, 28912, 34688, 35230, 36140, 37669, 43360, 44480, 56368, 57824, 70460, 72280, 75338, 86720, 88960, 112736, 115648, 140920, 144560, 150676, 173440, 188345, 225472, 231296, 281840, 289120, 301352, 376690, 450944, 489697, 563680, 578240, 602704, 753380, 979394, 1127360, 1156480, 1205408, 1506760, 1958788, 2254720, 2410816, 2448485, 3013520, 3917576, 4821632, 4896970, 6027040, 7835152, 9793940, 12054080, 15670304, 19587880, 24108160, 31340608, 39175760, 62681216, 78351520, 156703040, 313406080]

約数ペア:

[(1, 313406080), (2, 156703040), (4, 78351520), (5, 62681216), (8, 39175760), (10, 31340608), (13, 24108160), (16, 19587880), (20, 15670304), (26, 12054080), (32, 9793940), (40, 7835152), (52, 6027040), (64, 4896970), (65, 4821632), (80, 3917576), (104, 3013520), (128, 2448485), (130, 2410816), (139, 2254720), (160, 1958788), (208, 1506760), (260, 1205408), (271, 1156480), (278, 1127360), (320, 979394), (416, 753380), (520, 602704), (542, 578240), (556, 563680), (640, 489697), (695, 450944), (832, 376690), (1040, 301352), (1084, 289120), (1112, 281840), (1355, 231296), (1390, 225472), (1664, 188345), (1807, 173440), (2080, 150676), (2168, 144560), (2224, 140920), (2710, 115648), (2780, 112736), (3523, 88960), (3614, 86720), (4160, 75338), (4336, 72280), (4448, 70460), (5420, 57824), (5560, 56368), (7046, 44480), (7228, 43360), (8320, 37669), (8672, 36140), (8896, 35230), (9035, 34688), (10840, 28912), (11120, 28184), (14092, 22240), (14456, 21680), (17344, 18070), (17615, 17792)]