219409680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2141}}^1$

素因数の和:2225

約数の個数: 160

約数和(自身を含む): 790449408

約数和(自身を除く): 571039728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 732, 840, 854, 915, 976, 1220, 1281, 1464, 1680, 1708, 1830, 2135, 2141, 2440, 2562, 2928, 3416, 3660, 4270, 4282, 4880, 5124, 6405, 6423, 6832, 7320, 8540, 8564, 10248, 10705, 12810, 12846, 14640, 14987, 17080, 17128, 20496, 21410, 25620, 25692, 29974, 32115, 34160, 34256, 42820, 44961, 51240, 51384, 59948, 64230, 74935, 85640, 89922, 102480, 102768, 119896, 128460, 130601, 149870, 171280, 179844, 224805, 239792, 256920, 261202, 299740, 359688, 391803, 449610, 513840, 522404, 599480, 653005, 719376, 783606, 899220, 914207, 1044808, 1198960, 1306010, 1567212, 1798440, 1828414, 1959015, 2089616, 2612020, 2742621, 3134424, 3596880, 3656828, 3918030, 4571035, 5224040, 5485242, 6268848, 7313656, 7836060, 9142070, 10448080, 10970484, 13713105, 14627312, 15672120, 18284140, 21940968, 27426210, 31344240, 36568280, 43881936, 54852420, 73136560, 109704840, 219409680]

約数ペア:

[(1, 219409680), (2, 109704840), (3, 73136560), (4, 54852420), (5, 43881936), (6, 36568280), (7, 31344240), (8, 27426210), (10, 21940968), (12, 18284140), (14, 15672120), (15, 14627312), (16, 13713105), (20, 10970484), (21, 10448080), (24, 9142070), (28, 7836060), (30, 7313656), (35, 6268848), (40, 5485242), (42, 5224040), (48, 4571035), (56, 3918030), (60, 3656828), (61, 3596880), (70, 3134424), (80, 2742621), (84, 2612020), (105, 2089616), (112, 1959015), (120, 1828414), (122, 1798440), (140, 1567212), (168, 1306010), (183, 1198960), (210, 1044808), (240, 914207), (244, 899220), (280, 783606), (305, 719376), (336, 653005), (366, 599480), (420, 522404), (427, 513840), (488, 449610), (560, 391803), (610, 359688), (732, 299740), (840, 261202), (854, 256920), (915, 239792), (976, 224805), (1220, 179844), (1281, 171280), (1464, 149870), (1680, 130601), (1708, 128460), (1830, 119896), (2135, 102768), (2141, 102480), (2440, 89922), (2562, 85640), (2928, 74935), (3416, 64230), (3660, 59948), (4270, 51384), (4282, 51240), (4880, 44961), (5124, 42820), (6405, 34256), (6423, 34160), (6832, 32115), (7320, 29974), (8540, 25692), (8564, 25620), (10248, 21410), (10705, 20496), (12810, 17128), (12846, 17080), (14640, 14987)]