139643920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 379975680

約数和(自身を除く): 240331760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 37, 38, 40, 52, 65, 74, 76, 80, 95, 104, 130, 148, 152, 185, 190, 191, 208, 247, 260, 296, 304, 370, 380, 382, 481, 494, 520, 592, 703, 740, 760, 764, 955, 962, 988, 1040, 1235, 1406, 1480, 1520, 1528, 1910, 1924, 1976, 2405, 2470, 2483, 2812, 2960, 3056, 3515, 3629, 3820, 3848, 3952, 4810, 4940, 4966, 5624, 7030, 7067, 7258, 7640, 7696, 9139, 9620, 9880, 9932, 11248, 12415, 14060, 14134, 14516, 15280, 18145, 18278, 19240, 19760, 19864, 24830, 28120, 28268, 29032, 35335, 36290, 36556, 38480, 39728, 45695, 47177, 49660, 56240, 56536, 58064, 70670, 72580, 73112, 91390, 91871, 94354, 99320, 113072, 134273, 141340, 145160, 146224, 182780, 183742, 188708, 198640, 235885, 268546, 282680, 290320, 365560, 367484, 377416, 459355, 471770, 537092, 565360, 671365, 731120, 734968, 754832, 918710, 943540, 1074184, 1342730, 1469936, 1745549, 1837420, 1887080, 2148368, 2685460, 3491098, 3674840, 3774160, 5370920, 6982196, 7349680, 8727745, 10741840, 13964392, 17455490, 27928784, 34910980, 69821960, 139643920]

約数ペア:

[(1, 139643920), (2, 69821960), (4, 34910980), (5, 27928784), (8, 17455490), (10, 13964392), (13, 10741840), (16, 8727745), (19, 7349680), (20, 6982196), (26, 5370920), (37, 3774160), (38, 3674840), (40, 3491098), (52, 2685460), (65, 2148368), (74, 1887080), (76, 1837420), (80, 1745549), (95, 1469936), (104, 1342730), (130, 1074184), (148, 943540), (152, 918710), (185, 754832), (190, 734968), (191, 731120), (208, 671365), (247, 565360), (260, 537092), (296, 471770), (304, 459355), (370, 377416), (380, 367484), (382, 365560), (481, 290320), (494, 282680), (520, 268546), (592, 235885), (703, 198640), (740, 188708), (760, 183742), (764, 182780), (955, 146224), (962, 145160), (988, 141340), (1040, 134273), (1235, 113072), (1406, 99320), (1480, 94354), (1520, 91871), (1528, 91390), (1910, 73112), (1924, 72580), (1976, 70670), (2405, 58064), (2470, 56536), (2483, 56240), (2812, 49660), (2960, 47177), (3056, 45695), (3515, 39728), (3629, 38480), (3820, 36556), (3848, 36290), (3952, 35335), (4810, 29032), (4940, 28268), (4966, 28120), (5624, 24830), (7030, 19864), (7067, 19760), (7258, 19240), (7640, 18278), (7696, 18145), (9139, 15280), (9620, 14516), (9880, 14134), (9932, 14060), (11248, 12415)]