137537920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 361226880

約数和(自身を除く): 223688960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 128, 130, 160, 208, 244, 260, 271, 305, 320, 416, 488, 520, 542, 610, 640, 793, 832, 976, 1040, 1084, 1220, 1355, 1586, 1664, 1952, 2080, 2168, 2440, 2710, 3172, 3523, 3904, 3965, 4160, 4336, 4880, 5420, 6344, 7046, 7808, 7930, 8320, 8672, 9760, 10840, 12688, 14092, 15860, 16531, 17344, 17615, 19520, 21680, 25376, 28184, 31720, 33062, 34688, 35230, 39040, 43360, 50752, 56368, 63440, 66124, 70460, 82655, 86720, 101504, 112736, 126880, 132248, 140920, 165310, 173440, 214903, 225472, 253760, 264496, 281840, 330620, 429806, 450944, 507520, 528992, 563680, 661240, 859612, 1057984, 1074515, 1127360, 1322480, 1719224, 2115968, 2149030, 2254720, 2644960, 3438448, 4298060, 5289920, 6876896, 8596120, 10579840, 13753792, 17192240, 27507584, 34384480, 68768960, 137537920]

約数ペア:

[(1, 137537920), (2, 68768960), (4, 34384480), (5, 27507584), (8, 17192240), (10, 13753792), (13, 10579840), (16, 8596120), (20, 6876896), (26, 5289920), (32, 4298060), (40, 3438448), (52, 2644960), (61, 2254720), (64, 2149030), (65, 2115968), (80, 1719224), (104, 1322480), (122, 1127360), (128, 1074515), (130, 1057984), (160, 859612), (208, 661240), (244, 563680), (260, 528992), (271, 507520), (305, 450944), (320, 429806), (416, 330620), (488, 281840), (520, 264496), (542, 253760), (610, 225472), (640, 214903), (793, 173440), (832, 165310), (976, 140920), (1040, 132248), (1084, 126880), (1220, 112736), (1355, 101504), (1586, 86720), (1664, 82655), (1952, 70460), (2080, 66124), (2168, 63440), (2440, 56368), (2710, 50752), (3172, 43360), (3523, 39040), (3904, 35230), (3965, 34688), (4160, 33062), (4336, 31720), (4880, 28184), (5420, 25376), (6344, 21680), (7046, 19520), (7808, 17615), (7930, 17344), (8320, 16531), (8672, 15860), (9760, 14092), (10840, 12688)]