218277440

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:316

約数の個数: 112

約数和(自身を含む): 540739584

約数和(自身を除く): 322462144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 127, 131, 160, 164, 205, 254, 262, 320, 328, 410, 508, 524, 635, 655, 656, 820, 1016, 1048, 1270, 1310, 1312, 1640, 2032, 2096, 2540, 2620, 2624, 3280, 4064, 4192, 5080, 5207, 5240, 5371, 6560, 8128, 8384, 10160, 10414, 10480, 10742, 13120, 16637, 20320, 20828, 20960, 21484, 26035, 26855, 33274, 40640, 41656, 41920, 42968, 52070, 53710, 66548, 83185, 83312, 85936, 104140, 107420, 133096, 166370, 166624, 171872, 208280, 214840, 266192, 332740, 333248, 343744, 416560, 429680, 532384, 665480, 682117, 833120, 859360, 1064768, 1330960, 1364234, 1666240, 1718720, 2661920, 2728468, 3410585, 5323840, 5456936, 6821170, 10913872, 13642340, 21827744, 27284680, 43655488, 54569360, 109138720, 218277440]

約数ペア:

[(1, 218277440), (2, 109138720), (4, 54569360), (5, 43655488), (8, 27284680), (10, 21827744), (16, 13642340), (20, 10913872), (32, 6821170), (40, 5456936), (41, 5323840), (64, 3410585), (80, 2728468), (82, 2661920), (127, 1718720), (131, 1666240), (160, 1364234), (164, 1330960), (205, 1064768), (254, 859360), (262, 833120), (320, 682117), (328, 665480), (410, 532384), (508, 429680), (524, 416560), (635, 343744), (655, 333248), (656, 332740), (820, 266192), (1016, 214840), (1048, 208280), (1270, 171872), (1310, 166624), (1312, 166370), (1640, 133096), (2032, 107420), (2096, 104140), (2540, 85936), (2620, 83312), (2624, 83185), (3280, 66548), (4064, 53710), (4192, 52070), (5080, 42968), (5207, 41920), (5240, 41656), (5371, 40640), (6560, 33274), (8128, 26855), (8384, 26035), (10160, 21484), (10414, 20960), (10480, 20828), (10742, 20320), (13120, 16637)]