1288965240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:538

約数の個数: 192

約数和(自身を含む): 4286131200

約数和(自身を除く): 2997165960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 211, 213, 239, 284, 355, 360, 422, 426, 478, 568, 633, 639, 710, 717, 844, 852, 956, 1055, 1065, 1195, 1266, 1278, 1420, 1434, 1688, 1704, 1899, 1912, 2110, 2130, 2151, 2390, 2532, 2556, 2840, 2868, 3165, 3195, 3585, 3798, 4220, 4260, 4302, 4780, 5064, 5112, 5736, 6330, 6390, 7170, 7596, 8440, 8520, 8604, 9495, 9560, 10755, 12660, 12780, 14340, 14981, 15192, 16969, 17208, 18990, 21510, 25320, 25560, 28680, 29962, 33938, 37980, 43020, 44943, 50429, 50907, 59924, 67876, 74905, 75960, 84845, 86040, 89886, 100858, 101814, 119848, 134829, 135752, 149810, 151287, 152721, 169690, 179772, 201716, 203628, 224715, 252145, 254535, 269658, 299620, 302574, 305442, 339380, 359544, 403432, 407256, 449430, 453861, 504290, 509070, 539316, 599240, 605148, 610884, 674145, 678760, 756435, 763605, 898860, 907722, 1008580, 1018140, 1078632, 1210296, 1221768, 1348290, 1512870, 1527210, 1797720, 1815444, 2017160, 2036280, 2269305, 2696580, 3025740, 3054420, 3580459, 3630888, 4538610, 5393160, 6051480, 6108840, 7160918, 9077220, 10741377, 14321836, 17902295, 18154440, 21482754, 28643672, 32224131, 35804590, 42965508, 53706885, 64448262, 71609180, 85931016, 107413770, 128896524, 143218360, 161120655, 214827540, 257793048, 322241310, 429655080, 644482620, 1288965240]

約数ペア:

[(1, 1288965240), (2, 644482620), (3, 429655080), (4, 322241310), (5, 257793048), (6, 214827540), (8, 161120655), (9, 143218360), (10, 128896524), (12, 107413770), (15, 85931016), (18, 71609180), (20, 64448262), (24, 53706885), (30, 42965508), (36, 35804590), (40, 32224131), (45, 28643672), (60, 21482754), (71, 18154440), (72, 17902295), (90, 14321836), (120, 10741377), (142, 9077220), (180, 7160918), (211, 6108840), (213, 6051480), (239, 5393160), (284, 4538610), (355, 3630888), (360, 3580459), (422, 3054420), (426, 3025740), (478, 2696580), (568, 2269305), (633, 2036280), (639, 2017160), (710, 1815444), (717, 1797720), (844, 1527210), (852, 1512870), (956, 1348290), (1055, 1221768), (1065, 1210296), (1195, 1078632), (1266, 1018140), (1278, 1008580), (1420, 907722), (1434, 898860), (1688, 763605), (1704, 756435), (1899, 678760), (1912, 674145), (2110, 610884), (2130, 605148), (2151, 599240), (2390, 539316), (2532, 509070), (2556, 504290), (2840, 453861), (2868, 449430), (3165, 407256), (3195, 403432), (3585, 359544), (3798, 339380), (4220, 305442), (4260, 302574), (4302, 299620), (4780, 269658), (5064, 254535), (5112, 252145), (5736, 224715), (6330, 203628), (6390, 201716), (7170, 179772), (7596, 169690), (8440, 152721), (8520, 151287), (8604, 149810), (9495, 135752), (9560, 134829), (10755, 119848), (12660, 101814), (12780, 100858), (14340, 89886), (14981, 86040), (15192, 84845), (16969, 75960), (17208, 74905), (18990, 67876), (21510, 59924), (25320, 50907), (25560, 50429), (28680, 44943), (29962, 43020), (33938, 37980)]