74991480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1125

約数の個数: 128

約数和(自身を含む): 244684800

約数和(自身を除く): 169693320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1061, 1140, 1178, 1240, 1767, 1860, 2122, 2280, 2356, 2945, 3183, 3534, 3720, 4244, 4712, 5305, 5890, 6366, 7068, 8488, 8835, 10610, 11780, 12732, 14136, 15915, 17670, 20159, 21220, 23560, 25464, 31830, 32891, 35340, 40318, 42440, 60477, 63660, 65782, 70680, 80636, 98673, 100795, 120954, 127320, 131564, 161272, 164455, 197346, 201590, 241908, 263128, 302385, 328910, 394692, 403180, 483816, 493365, 604770, 624929, 657820, 789384, 806360, 986730, 1209540, 1249858, 1315640, 1874787, 1973460, 2419080, 2499716, 3124645, 3749574, 3946920, 4999432, 6249290, 7499148, 9373935, 12498580, 14998296, 18747870, 24997160, 37495740, 74991480]

約数ペア:

[(1, 74991480), (2, 37495740), (3, 24997160), (4, 18747870), (5, 14998296), (6, 12498580), (8, 9373935), (10, 7499148), (12, 6249290), (15, 4999432), (19, 3946920), (20, 3749574), (24, 3124645), (30, 2499716), (31, 2419080), (38, 1973460), (40, 1874787), (57, 1315640), (60, 1249858), (62, 1209540), (76, 986730), (93, 806360), (95, 789384), (114, 657820), (120, 624929), (124, 604770), (152, 493365), (155, 483816), (186, 403180), (190, 394692), (228, 328910), (248, 302385), (285, 263128), (310, 241908), (372, 201590), (380, 197346), (456, 164455), (465, 161272), (570, 131564), (589, 127320), (620, 120954), (744, 100795), (760, 98673), (930, 80636), (1061, 70680), (1140, 65782), (1178, 63660), (1240, 60477), (1767, 42440), (1860, 40318), (2122, 35340), (2280, 32891), (2356, 31830), (2945, 25464), (3183, 23560), (3534, 21220), (3720, 20159), (4244, 17670), (4712, 15915), (5305, 14136), (5890, 12732), (6366, 11780), (7068, 10610), (8488, 8835)]