400338120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:696

約数の個数: 256

約数和(自身を含む): 1504903680

約数和(自身を除く): 1104565560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 61, 65, 70, 78, 84, 91, 104, 105, 120, 122, 130, 140, 156, 168, 182, 183, 195, 210, 244, 260, 273, 280, 305, 312, 364, 366, 390, 420, 427, 455, 488, 520, 546, 601, 610, 728, 732, 780, 793, 840, 854, 910, 915, 1092, 1202, 1220, 1281, 1365, 1464, 1560, 1586, 1708, 1803, 1820, 1830, 2135, 2184, 2379, 2404, 2440, 2562, 2730, 3005, 3172, 3416, 3606, 3640, 3660, 3965, 4207, 4270, 4758, 4808, 5124, 5460, 5551, 6010, 6344, 6405, 7212, 7320, 7813, 7930, 8414, 8540, 9015, 9516, 10248, 10920, 11102, 11895, 12020, 12621, 12810, 14424, 15626, 15860, 16653, 16828, 17080, 18030, 19032, 21035, 22204, 23439, 23790, 24040, 25242, 25620, 27755, 31252, 31720, 33306, 33656, 36060, 36661, 39065, 42070, 44408, 46878, 47580, 50484, 51240, 54691, 55510, 62504, 63105, 66612, 72120, 73322, 78130, 83265, 84140, 93756, 95160, 100968, 109382, 109983, 111020, 117195, 126210, 133224, 146644, 156260, 164073, 166530, 168280, 183305, 187512, 218764, 219966, 222040, 234390, 252420, 256627, 273455, 293288, 312520, 328146, 333060, 366610, 437528, 439932, 468780, 476593, 504840, 513254, 546910, 549915, 656292, 666120, 733220, 769881, 820365, 879864, 937560, 953186, 1026508, 1093820, 1099830, 1283135, 1312584, 1429779, 1466440, 1539762, 1640730, 1906372, 2053016, 2187640, 2199660, 2382965, 2566270, 2859558, 3079524, 3281460, 3336151, 3812744, 3849405, 4399320, 4765930, 5132540, 5719116, 6159048, 6562920, 6672302, 7148895, 7698810, 9531860, 10008453, 10265080, 11438232, 13344604, 14297790, 15397620, 16680755, 19063720, 20016906, 26689208, 28595580, 30795240, 33361510, 40033812, 50042265, 57191160, 66723020, 80067624, 100084530, 133446040, 200169060, 400338120]

約数ペア:

[(1, 400338120), (2, 200169060), (3, 133446040), (4, 100084530), (5, 80067624), (6, 66723020), (7, 57191160), (8, 50042265), (10, 40033812), (12, 33361510), (13, 30795240), (14, 28595580), (15, 26689208), (20, 20016906), (21, 19063720), (24, 16680755), (26, 15397620), (28, 14297790), (30, 13344604), (35, 11438232), (39, 10265080), (40, 10008453), (42, 9531860), (52, 7698810), (56, 7148895), (60, 6672302), (61, 6562920), (65, 6159048), (70, 5719116), (78, 5132540), (84, 4765930), (91, 4399320), (104, 3849405), (105, 3812744), (120, 3336151), (122, 3281460), (130, 3079524), (140, 2859558), (156, 2566270), (168, 2382965), (182, 2199660), (183, 2187640), (195, 2053016), (210, 1906372), (244, 1640730), (260, 1539762), (273, 1466440), (280, 1429779), (305, 1312584), (312, 1283135), (364, 1099830), (366, 1093820), (390, 1026508), (420, 953186), (427, 937560), (455, 879864), (488, 820365), (520, 769881), (546, 733220), (601, 666120), (610, 656292), (728, 549915), (732, 546910), (780, 513254), (793, 504840), (840, 476593), (854, 468780), (910, 439932), (915, 437528), (1092, 366610), (1202, 333060), (1220, 328146), (1281, 312520), (1365, 293288), (1464, 273455), (1560, 256627), (1586, 252420), (1708, 234390), (1803, 222040), (1820, 219966), (1830, 218764), (2135, 187512), (2184, 183305), (2379, 168280), (2404, 166530), (2440, 164073), (2562, 156260), (2730, 146644), (3005, 133224), (3172, 126210), (3416, 117195), (3606, 111020), (3640, 109983), (3660, 109382), (3965, 100968), (4207, 95160), (4270, 93756), (4758, 84140), (4808, 83265), (5124, 78130), (5460, 73322), (5551, 72120), (6010, 66612), (6344, 63105), (6405, 62504), (7212, 55510), (7320, 54691), (7813, 51240), (7930, 50484), (8414, 47580), (8540, 46878), (9015, 44408), (9516, 42070), (10248, 39065), (10920, 36661), (11102, 36060), (11895, 33656), (12020, 33306), (12621, 31720), (12810, 31252), (14424, 27755), (15626, 25620), (15860, 25242), (16653, 24040), (16828, 23790), (17080, 23439), (18030, 22204), (19032, 21035)]