30438660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 102566016

約数和(自身を除く): 72127356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 137, 138, 140, 161, 210, 230, 274, 276, 322, 345, 411, 420, 460, 483, 529, 548, 644, 685, 690, 805, 822, 959, 966, 1058, 1370, 1380, 1587, 1610, 1644, 1918, 1932, 2055, 2116, 2415, 2645, 2740, 2877, 3151, 3174, 3220, 3703, 3836, 4110, 4795, 4830, 5290, 5754, 6302, 6348, 7406, 7935, 8220, 9453, 9590, 9660, 10580, 11109, 11508, 12604, 14385, 14812, 15755, 15870, 18515, 18906, 19180, 22057, 22218, 28770, 31510, 31740, 37030, 37812, 44114, 44436, 47265, 55545, 57540, 63020, 66171, 72473, 74060, 88228, 94530, 110285, 111090, 132342, 144946, 189060, 217419, 220570, 222180, 264684, 289892, 330855, 362365, 434838, 441140, 507311, 661710, 724730, 869676, 1014622, 1087095, 1323420, 1449460, 1521933, 2029244, 2174190, 2536555, 3043866, 4348380, 5073110, 6087732, 7609665, 10146220, 15219330, 30438660]

約数ペア:

[(1, 30438660), (2, 15219330), (3, 10146220), (4, 7609665), (5, 6087732), (6, 5073110), (7, 4348380), (10, 3043866), (12, 2536555), (14, 2174190), (15, 2029244), (20, 1521933), (21, 1449460), (23, 1323420), (28, 1087095), (30, 1014622), (35, 869676), (42, 724730), (46, 661710), (60, 507311), (69, 441140), (70, 434838), (84, 362365), (92, 330855), (105, 289892), (115, 264684), (137, 222180), (138, 220570), (140, 217419), (161, 189060), (210, 144946), (230, 132342), (274, 111090), (276, 110285), (322, 94530), (345, 88228), (411, 74060), (420, 72473), (460, 66171), (483, 63020), (529, 57540), (548, 55545), (644, 47265), (685, 44436), (690, 44114), (805, 37812), (822, 37030), (959, 31740), (966, 31510), (1058, 28770), (1370, 22218), (1380, 22057), (1587, 19180), (1610, 18906), (1644, 18515), (1918, 15870), (1932, 15755), (2055, 14812), (2116, 14385), (2415, 12604), (2645, 11508), (2740, 11109), (2877, 10580), (3151, 9660), (3174, 9590), (3220, 9453), (3703, 8220), (3836, 7935), (4110, 7406), (4795, 6348), (4830, 6302), (5290, 5754)]