147681520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 415973376

約数和(自身を除く): 268291856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 47, 56, 62, 70, 80, 94, 112, 124, 140, 155, 181, 188, 217, 235, 248, 280, 310, 329, 362, 376, 434, 470, 496, 560, 620, 658, 724, 752, 868, 905, 940, 1085, 1240, 1267, 1316, 1448, 1457, 1645, 1736, 1810, 1880, 2170, 2480, 2534, 2632, 2896, 2914, 3290, 3472, 3620, 3760, 4340, 5068, 5264, 5611, 5828, 6335, 6580, 7240, 7285, 8507, 8680, 10136, 10199, 11222, 11656, 12670, 13160, 14480, 14570, 17014, 17360, 20272, 20398, 22444, 23312, 25340, 26320, 28055, 29140, 34028, 39277, 40796, 42535, 44888, 50680, 50995, 56110, 58280, 59549, 68056, 78554, 81592, 85070, 89776, 101360, 101990, 112220, 116560, 119098, 136112, 157108, 163184, 170140, 196385, 203980, 224440, 238196, 263717, 297745, 314216, 340280, 392770, 407960, 448880, 476392, 527434, 595490, 628432, 680560, 785540, 815920, 952784, 1054868, 1190980, 1318585, 1571080, 1846019, 2109736, 2381960, 2637170, 3142160, 3692038, 4219472, 4763920, 5274340, 7384076, 9230095, 10548680, 14768152, 18460190, 21097360, 29536304, 36920380, 73840760, 147681520]

約数ペア:

[(1, 147681520), (2, 73840760), (4, 36920380), (5, 29536304), (7, 21097360), (8, 18460190), (10, 14768152), (14, 10548680), (16, 9230095), (20, 7384076), (28, 5274340), (31, 4763920), (35, 4219472), (40, 3692038), (47, 3142160), (56, 2637170), (62, 2381960), (70, 2109736), (80, 1846019), (94, 1571080), (112, 1318585), (124, 1190980), (140, 1054868), (155, 952784), (181, 815920), (188, 785540), (217, 680560), (235, 628432), (248, 595490), (280, 527434), (310, 476392), (329, 448880), (362, 407960), (376, 392770), (434, 340280), (470, 314216), (496, 297745), (560, 263717), (620, 238196), (658, 224440), (724, 203980), (752, 196385), (868, 170140), (905, 163184), (940, 157108), (1085, 136112), (1240, 119098), (1267, 116560), (1316, 112220), (1448, 101990), (1457, 101360), (1645, 89776), (1736, 85070), (1810, 81592), (1880, 78554), (2170, 68056), (2480, 59549), (2534, 58280), (2632, 56110), (2896, 50995), (2914, 50680), (3290, 44888), (3472, 42535), (3620, 40796), (3760, 39277), (4340, 34028), (5068, 29140), (5264, 28055), (5611, 26320), (5828, 25340), (6335, 23312), (6580, 22444), (7240, 20398), (7285, 20272), (8507, 17360), (8680, 17014), (10136, 14570), (10199, 14480), (11222, 13160), (11656, 12670)]