68768960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:362

約数の個数: 112

約数和(自身を含む): 179905152

約数和(自身を除く): 111136192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 271, 305, 320, 416, 488, 520, 542, 610, 793, 832, 976, 1040, 1084, 1220, 1355, 1586, 1952, 2080, 2168, 2440, 2710, 3172, 3523, 3904, 3965, 4160, 4336, 4880, 5420, 6344, 7046, 7930, 8672, 9760, 10840, 12688, 14092, 15860, 16531, 17344, 17615, 19520, 21680, 25376, 28184, 31720, 33062, 35230, 43360, 50752, 56368, 63440, 66124, 70460, 82655, 86720, 112736, 126880, 132248, 140920, 165310, 214903, 225472, 253760, 264496, 281840, 330620, 429806, 528992, 563680, 661240, 859612, 1057984, 1074515, 1127360, 1322480, 1719224, 2149030, 2644960, 3438448, 4298060, 5289920, 6876896, 8596120, 13753792, 17192240, 34384480, 68768960]

約数ペア:

[(1, 68768960), (2, 34384480), (4, 17192240), (5, 13753792), (8, 8596120), (10, 6876896), (13, 5289920), (16, 4298060), (20, 3438448), (26, 2644960), (32, 2149030), (40, 1719224), (52, 1322480), (61, 1127360), (64, 1074515), (65, 1057984), (80, 859612), (104, 661240), (122, 563680), (130, 528992), (160, 429806), (208, 330620), (244, 281840), (260, 264496), (271, 253760), (305, 225472), (320, 214903), (416, 165310), (488, 140920), (520, 132248), (542, 126880), (610, 112736), (793, 86720), (832, 82655), (976, 70460), (1040, 66124), (1084, 63440), (1220, 56368), (1355, 50752), (1586, 43360), (1952, 35230), (2080, 33062), (2168, 31720), (2440, 28184), (2710, 25376), (3172, 21680), (3523, 19520), (3904, 17615), (3965, 17344), (4160, 16531), (4336, 15860), (4880, 14092), (5420, 12688), (6344, 10840), (7046, 9760), (7930, 8672)]