210518220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 656377344

約数和(自身を除く): 445859124

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 107, 110, 121, 132, 165, 214, 220, 242, 271, 321, 330, 363, 428, 484, 535, 542, 605, 642, 660, 726, 813, 1070, 1084, 1177, 1210, 1284, 1355, 1452, 1605, 1626, 1815, 2140, 2354, 2420, 2710, 2981, 3210, 3252, 3531, 3630, 4065, 4708, 5420, 5885, 5962, 6420, 7062, 7260, 8130, 8943, 11770, 11924, 12947, 14124, 14905, 16260, 17655, 17886, 23540, 25894, 28997, 29810, 32791, 35310, 35772, 38841, 44715, 51788, 57994, 59620, 64735, 65582, 70620, 77682, 86991, 89430, 98373, 115988, 129470, 131164, 144985, 155364, 163955, 173982, 178860, 194205, 196746, 258940, 289970, 318967, 327910, 347964, 388410, 393492, 434955, 491865, 579940, 637934, 655820, 776820, 869910, 956901, 983730, 1275868, 1594835, 1739820, 1913802, 1967460, 3189670, 3508637, 3827604, 4784505, 6379340, 7017274, 9569010, 10525911, 14034548, 17543185, 19138020, 21051822, 35086370, 42103644, 52629555, 70172740, 105259110, 210518220]

約数ペア:

[(1, 210518220), (2, 105259110), (3, 70172740), (4, 52629555), (5, 42103644), (6, 35086370), (10, 21051822), (11, 19138020), (12, 17543185), (15, 14034548), (20, 10525911), (22, 9569010), (30, 7017274), (33, 6379340), (44, 4784505), (55, 3827604), (60, 3508637), (66, 3189670), (107, 1967460), (110, 1913802), (121, 1739820), (132, 1594835), (165, 1275868), (214, 983730), (220, 956901), (242, 869910), (271, 776820), (321, 655820), (330, 637934), (363, 579940), (428, 491865), (484, 434955), (535, 393492), (542, 388410), (605, 347964), (642, 327910), (660, 318967), (726, 289970), (813, 258940), (1070, 196746), (1084, 194205), (1177, 178860), (1210, 173982), (1284, 163955), (1355, 155364), (1452, 144985), (1605, 131164), (1626, 129470), (1815, 115988), (2140, 98373), (2354, 89430), (2420, 86991), (2710, 77682), (2981, 70620), (3210, 65582), (3252, 64735), (3531, 59620), (3630, 57994), (4065, 51788), (4708, 44715), (5420, 38841), (5885, 35772), (5962, 35310), (6420, 32791), (7062, 29810), (7260, 28997), (8130, 25894), (8943, 23540), (11770, 17886), (11924, 17655), (12947, 16260), (14124, 14905)]