131937520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 379975680

約数和(自身を除く): 248038160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 176, 190, 208, 209, 220, 247, 260, 286, 304, 380, 418, 440, 494, 520, 572, 607, 715, 760, 836, 880, 988, 1040, 1045, 1144, 1214, 1235, 1430, 1520, 1672, 1976, 2090, 2288, 2428, 2470, 2717, 2860, 3035, 3344, 3952, 4180, 4856, 4940, 5434, 5720, 6070, 6677, 7891, 8360, 9712, 9880, 10868, 11440, 11533, 12140, 13354, 13585, 15782, 16720, 19760, 21736, 23066, 24280, 26708, 27170, 31564, 33385, 39455, 43472, 46132, 48560, 53416, 54340, 57665, 63128, 66770, 78910, 86801, 92264, 106832, 108680, 115330, 126256, 126863, 133540, 149929, 157820, 173602, 184528, 217360, 230660, 253726, 267080, 299858, 315640, 347204, 434005, 461320, 507452, 534160, 599716, 631280, 634315, 694408, 749645, 868010, 922640, 1014904, 1199432, 1268630, 1388816, 1499290, 1649219, 1736020, 2029808, 2398864, 2537260, 2998580, 3298438, 3472040, 5074520, 5997160, 6596876, 6944080, 8246095, 10149040, 11994320, 13193752, 16492190, 26387504, 32984380, 65968760, 131937520]

約数ペア:

[(1, 131937520), (2, 65968760), (4, 32984380), (5, 26387504), (8, 16492190), (10, 13193752), (11, 11994320), (13, 10149040), (16, 8246095), (19, 6944080), (20, 6596876), (22, 5997160), (26, 5074520), (38, 3472040), (40, 3298438), (44, 2998580), (52, 2537260), (55, 2398864), (65, 2029808), (76, 1736020), (80, 1649219), (88, 1499290), (95, 1388816), (104, 1268630), (110, 1199432), (130, 1014904), (143, 922640), (152, 868010), (176, 749645), (190, 694408), (208, 634315), (209, 631280), (220, 599716), (247, 534160), (260, 507452), (286, 461320), (304, 434005), (380, 347204), (418, 315640), (440, 299858), (494, 267080), (520, 253726), (572, 230660), (607, 217360), (715, 184528), (760, 173602), (836, 157820), (880, 149929), (988, 133540), (1040, 126863), (1045, 126256), (1144, 115330), (1214, 108680), (1235, 106832), (1430, 92264), (1520, 86801), (1672, 78910), (1976, 66770), (2090, 63128), (2288, 57665), (2428, 54340), (2470, 53416), (2717, 48560), (2860, 46132), (3035, 43472), (3344, 39455), (3952, 33385), (4180, 31564), (4856, 27170), (4940, 26708), (5434, 24280), (5720, 23066), (6070, 21736), (6677, 19760), (7891, 16720), (8360, 15782), (9712, 13585), (9880, 13354), (10868, 12140), (11440, 11533)]