129581520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 160

約数和(自身を含む): 427889280

約数和(自身を除く): 298307760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 157, 181, 190, 228, 240, 285, 304, 314, 362, 380, 456, 471, 543, 570, 628, 724, 760, 785, 905, 912, 942, 1086, 1140, 1256, 1448, 1520, 1570, 1810, 1884, 2172, 2280, 2355, 2512, 2715, 2896, 2983, 3140, 3439, 3620, 3768, 4344, 4560, 4710, 5430, 5966, 6280, 6878, 7240, 7536, 8688, 8949, 9420, 10317, 10860, 11932, 12560, 13756, 14480, 14915, 17195, 17898, 18840, 20634, 21720, 23864, 27512, 28417, 29830, 34390, 35796, 37680, 41268, 43440, 44745, 47728, 51585, 55024, 56834, 59660, 68780, 71592, 82536, 85251, 89490, 103170, 113668, 119320, 137560, 142085, 143184, 165072, 170502, 178980, 206340, 227336, 238640, 275120, 284170, 341004, 357960, 412680, 426255, 454672, 539923, 568340, 682008, 715920, 825360, 852510, 1079846, 1136680, 1364016, 1619769, 1705020, 2159692, 2273360, 2699615, 3239538, 3410040, 4319384, 5399230, 6479076, 6820080, 8098845, 8638768, 10798460, 12958152, 16197690, 21596920, 25916304, 32395380, 43193840, 64790760, 129581520]

約数ペア:

[(1, 129581520), (2, 64790760), (3, 43193840), (4, 32395380), (5, 25916304), (6, 21596920), (8, 16197690), (10, 12958152), (12, 10798460), (15, 8638768), (16, 8098845), (19, 6820080), (20, 6479076), (24, 5399230), (30, 4319384), (38, 3410040), (40, 3239538), (48, 2699615), (57, 2273360), (60, 2159692), (76, 1705020), (80, 1619769), (95, 1364016), (114, 1136680), (120, 1079846), (152, 852510), (157, 825360), (181, 715920), (190, 682008), (228, 568340), (240, 539923), (285, 454672), (304, 426255), (314, 412680), (362, 357960), (380, 341004), (456, 284170), (471, 275120), (543, 238640), (570, 227336), (628, 206340), (724, 178980), (760, 170502), (785, 165072), (905, 143184), (912, 142085), (942, 137560), (1086, 119320), (1140, 113668), (1256, 103170), (1448, 89490), (1520, 85251), (1570, 82536), (1810, 71592), (1884, 68780), (2172, 59660), (2280, 56834), (2355, 55024), (2512, 51585), (2715, 47728), (2896, 44745), (2983, 43440), (3140, 41268), (3439, 37680), (3620, 35796), (3768, 34390), (4344, 29830), (4560, 28417), (4710, 27512), (5430, 23864), (5966, 21720), (6280, 20634), (6878, 18840), (7240, 17898), (7536, 17195), (8688, 14915), (8949, 14480), (9420, 13756), (10317, 12560), (10860, 11932)]