213789840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1723}}^1$

素因数の和:1797

約数の個数: 160

約数和(自身を含む): 738809856

約数和(自身を除く): 525020016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 47, 48, 55, 60, 66, 80, 88, 94, 110, 120, 132, 141, 165, 176, 188, 220, 235, 240, 264, 282, 330, 376, 440, 470, 517, 528, 564, 660, 705, 752, 880, 940, 1034, 1128, 1320, 1410, 1551, 1723, 1880, 2068, 2256, 2585, 2640, 2820, 3102, 3446, 3760, 4136, 5169, 5170, 5640, 6204, 6892, 7755, 8272, 8615, 10338, 10340, 11280, 12408, 13784, 15510, 17230, 18953, 20676, 20680, 24816, 25845, 27568, 31020, 34460, 37906, 41352, 41360, 51690, 56859, 62040, 68920, 75812, 80981, 82704, 94765, 103380, 113718, 124080, 137840, 151624, 161962, 189530, 206760, 227436, 242943, 284295, 303248, 323924, 379060, 404905, 413520, 454872, 485886, 568590, 647848, 758120, 809810, 890791, 909744, 971772, 1137180, 1214715, 1295696, 1516240, 1619620, 1781582, 1943544, 2274360, 2429430, 2672373, 3239240, 3563164, 3887088, 4453955, 4548720, 4858860, 5344746, 6478480, 7126328, 8907910, 9717720, 10689492, 13361865, 14252656, 17815820, 19435440, 21378984, 26723730, 35631640, 42757968, 53447460, 71263280, 106894920, 213789840]

約数ペア:

[(1, 213789840), (2, 106894920), (3, 71263280), (4, 53447460), (5, 42757968), (6, 35631640), (8, 26723730), (10, 21378984), (11, 19435440), (12, 17815820), (15, 14252656), (16, 13361865), (20, 10689492), (22, 9717720), (24, 8907910), (30, 7126328), (33, 6478480), (40, 5344746), (44, 4858860), (47, 4548720), (48, 4453955), (55, 3887088), (60, 3563164), (66, 3239240), (80, 2672373), (88, 2429430), (94, 2274360), (110, 1943544), (120, 1781582), (132, 1619620), (141, 1516240), (165, 1295696), (176, 1214715), (188, 1137180), (220, 971772), (235, 909744), (240, 890791), (264, 809810), (282, 758120), (330, 647848), (376, 568590), (440, 485886), (470, 454872), (517, 413520), (528, 404905), (564, 379060), (660, 323924), (705, 303248), (752, 284295), (880, 242943), (940, 227436), (1034, 206760), (1128, 189530), (1320, 161962), (1410, 151624), (1551, 137840), (1723, 124080), (1880, 113718), (2068, 103380), (2256, 94765), (2585, 82704), (2640, 80981), (2820, 75812), (3102, 68920), (3446, 62040), (3760, 56859), (4136, 51690), (5169, 41360), (5170, 41352), (5640, 37906), (6204, 34460), (6892, 31020), (7755, 27568), (8272, 25845), (8615, 24816), (10338, 20680), (10340, 20676), (11280, 18953), (12408, 17230), (13784, 15510)]