1815503580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48259}}^1$

素因数の和:48304

約数の個数: 144

約数和(自身を含む): 6323990400

約数和(自身を除く): 4508486820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 7524, 9405, 12540, 18810, 37620, 48259, 96518, 144777, 193036, 241295, 289554, 434331, 482590, 530849, 579108, 723885, 868662, 916921, 965180, 1061698, 1447770, 1592547, 1737324, 1833842, 2123396, 2171655, 2654245, 2750763, 2895540, 3185094, 3667684, 4343310, 4584605, 4777641, 5308490, 5501526, 6370188, 7962735, 8252289, 8686620, 9169210, 9555282, 10086131, 10616980, 11003052, 13753815, 15925470, 16504578, 18338420, 19110564, 20172262, 23888205, 27507630, 30258393, 31850940, 33009156, 40344524, 41261445, 47776410, 50430655, 55015260, 60516786, 82522890, 90775179, 95552820, 100861310, 121033572, 151291965, 165045780, 181550358, 201722620, 302583930, 363100716, 453875895, 605167860, 907751790, 1815503580]

約数ペア:

[(1, 1815503580), (2, 907751790), (3, 605167860), (4, 453875895), (5, 363100716), (6, 302583930), (9, 201722620), (10, 181550358), (11, 165045780), (12, 151291965), (15, 121033572), (18, 100861310), (19, 95552820), (20, 90775179), (22, 82522890), (30, 60516786), (33, 55015260), (36, 50430655), (38, 47776410), (44, 41261445), (45, 40344524), (55, 33009156), (57, 31850940), (60, 30258393), (66, 27507630), (76, 23888205), (90, 20172262), (95, 19110564), (99, 18338420), (110, 16504578), (114, 15925470), (132, 13753815), (165, 11003052), (171, 10616980), (180, 10086131), (190, 9555282), (198, 9169210), (209, 8686620), (220, 8252289), (228, 7962735), (285, 6370188), (330, 5501526), (342, 5308490), (380, 4777641), (396, 4584605), (418, 4343310), (495, 3667684), (570, 3185094), (627, 2895540), (660, 2750763), (684, 2654245), (836, 2171655), (855, 2123396), (990, 1833842), (1045, 1737324), (1140, 1592547), (1254, 1447770), (1710, 1061698), (1881, 965180), (1980, 916921), (2090, 868662), (2508, 723885), (3135, 579108), (3420, 530849), (3762, 482590), (4180, 434331), (6270, 289554), (7524, 241295), (9405, 193036), (12540, 144777), (18810, 96518), (37620, 48259)]