218273640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 192

約数和(自身を含む): 727315200

約数和(自身を除く): 509041560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 169, 188, 195, 229, 235, 260, 282, 312, 338, 376, 390, 458, 470, 507, 520, 564, 611, 676, 687, 705, 780, 845, 916, 940, 1014, 1128, 1145, 1222, 1352, 1374, 1410, 1560, 1690, 1832, 1833, 1880, 2028, 2290, 2444, 2535, 2748, 2820, 2977, 3055, 3380, 3435, 3666, 4056, 4580, 4888, 5070, 5496, 5640, 5954, 6110, 6760, 6870, 7332, 7943, 8931, 9160, 9165, 10140, 10763, 11908, 12220, 13740, 14664, 14885, 15886, 17862, 18330, 20280, 21526, 23816, 23829, 24440, 27480, 29770, 31772, 32289, 35724, 36660, 38701, 39715, 43052, 44655, 47658, 53815, 59540, 63544, 64578, 71448, 73320, 77402, 79430, 86104, 89310, 95316, 107630, 116103, 119080, 119145, 129156, 139919, 154804, 158860, 161445, 178620, 190632, 193505, 215260, 232206, 238290, 258312, 279838, 309608, 317720, 322890, 357240, 387010, 419757, 430520, 464412, 476580, 559676, 580515, 645780, 699595, 774020, 839514, 928824, 953160, 1119352, 1161030, 1291560, 1399190, 1548040, 1679028, 1818947, 2098785, 2322060, 2798380, 3358056, 3637894, 4197570, 4644120, 5456841, 5596760, 7275788, 8395140, 9094735, 10913682, 14551576, 16790280, 18189470, 21827364, 27284205, 36378940, 43654728, 54568410, 72757880, 109136820, 218273640]

約数ペア:

[(1, 218273640), (2, 109136820), (3, 72757880), (4, 54568410), (5, 43654728), (6, 36378940), (8, 27284205), (10, 21827364), (12, 18189470), (13, 16790280), (15, 14551576), (20, 10913682), (24, 9094735), (26, 8395140), (30, 7275788), (39, 5596760), (40, 5456841), (47, 4644120), (52, 4197570), (60, 3637894), (65, 3358056), (78, 2798380), (94, 2322060), (104, 2098785), (120, 1818947), (130, 1679028), (141, 1548040), (156, 1399190), (169, 1291560), (188, 1161030), (195, 1119352), (229, 953160), (235, 928824), (260, 839514), (282, 774020), (312, 699595), (338, 645780), (376, 580515), (390, 559676), (458, 476580), (470, 464412), (507, 430520), (520, 419757), (564, 387010), (611, 357240), (676, 322890), (687, 317720), (705, 309608), (780, 279838), (845, 258312), (916, 238290), (940, 232206), (1014, 215260), (1128, 193505), (1145, 190632), (1222, 178620), (1352, 161445), (1374, 158860), (1410, 154804), (1560, 139919), (1690, 129156), (1832, 119145), (1833, 119080), (1880, 116103), (2028, 107630), (2290, 95316), (2444, 89310), (2535, 86104), (2748, 79430), (2820, 77402), (2977, 73320), (3055, 71448), (3380, 64578), (3435, 63544), (3666, 59540), (4056, 53815), (4580, 47658), (4888, 44655), (5070, 43052), (5496, 39715), (5640, 38701), (5954, 36660), (6110, 35724), (6760, 32289), (6870, 31772), (7332, 29770), (7943, 27480), (8931, 24440), (9160, 23829), (9165, 23816), (10140, 21526), (10763, 20280), (11908, 18330), (12220, 17862), (13740, 15886), (14664, 14885)]