31894521120

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1107

約数の個数: 960

約数和(自身を含む): 145003364352

約数和(自身を除く): 113108843232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 31, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 62, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 93, 96, 99, 105, 108, 110, 112, 120, 124, 126, 132, 135, 140, 144, 154, 155, 160, 162, 165, 168, 176, 180, 186, 189, 198, 210, 216, 217, 220, 224, 231, 240, 248, 252, 264, 270, 279, 280, 288, 297, 308, 310, 315, 324, 330, 336, 341, 352, 360, 372, 378, 385, 396, 405, 420, 432, 434, 440, 462, 465, 480, 495, 496, 504, 528, 540, 558, 560, 567, 594, 616, 620, 630, 648, 651, 660, 672, 682, 693, 720, 744, 756, 770, 792, 810, 837, 840, 864, 868, 880, 891, 924, 930, 945, 990, 992, 1008, 1023, 1031, 1056, 1080, 1085, 1116, 1120, 1134, 1155, 1188, 1232, 1240, 1260, 1296, 1302, 1320, 1364, 1386, 1395, 1440, 1485, 1488, 1512, 1540, 1584, 1620, 1674, 1680, 1705, 1736, 1760, 1782, 1848, 1860, 1890, 1953, 1980, 2016, 2046, 2062, 2079, 2160, 2170, 2232, 2268, 2310, 2376, 2387, 2464, 2480, 2511, 2520, 2592, 2604, 2640, 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約数ペア:

[(1, 31894521120), (2, 15947260560), (3, 10631507040), (4, 7973630280), (5, 6378904224), (6, 5315753520), (7, 4556360160), (8, 3986815140), (9, 3543835680), (10, 3189452112), (11, 2899501920), (12, 2657876760), (14, 2278180080), (15, 2126301408), (16, 1993407570), (18, 1771917840), (20, 1594726056), (21, 1518786720), (22, 1449750960), (24, 1328938380), (27, 1181278560), (28, 1139090040), (30, 1063150704), (31, 1028855520), (32, 996703785), (33, 966500640), (35, 911272032), (36, 885958920), (40, 797363028), (42, 759393360), (44, 724875480), (45, 708767136), (48, 664469190), (54, 590639280), (55, 579900384), (56, 569545020), (60, 531575352), (62, 514427760), (63, 506262240), (66, 483250320), (70, 455636016), (72, 442979460), (77, 414214560), (80, 398681514), (81, 393759520), (84, 379696680), (88, 362437740), (90, 354383568), (93, 342951840), (96, 332234595), (99, 322166880), (105, 303757344), (108, 295319640), (110, 289950192), (112, 284772510), (120, 265787676), (124, 257213880), (126, 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