212031120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2069}}^1$

素因数の和:2153

約数の個数: 160

約数和(自身を含む): 763879680

約数和(自身を除く): 551848560

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, 2069, 2135, 2440, 2562, 2928, 3416, 3660, 4138, 4270, 4880, 5124, 6207, 6405, 6832, 7320, 8276, 8540, 10248, 10345, 12414, 12810, 14483, 14640, 16552, 17080, 20496, 20690, 24828, 25620, 28966, 31035, 33104, 34160, 41380, 43449, 49656, 51240, 57932, 62070, 72415, 82760, 86898, 99312, 102480, 115864, 124140, 126209, 144830, 165520, 173796, 217245, 231728, 248280, 252418, 289660, 347592, 378627, 434490, 496560, 504836, 579320, 631045, 695184, 757254, 868980, 883463, 1009672, 1158640, 1262090, 1514508, 1737960, 1766926, 1893135, 2019344, 2524180, 2650389, 3029016, 3475920, 3533852, 3786270, 4417315, 5048360, 5300778, 6058032, 7067704, 7572540, 8834630, 10096720, 10601556, 13251945, 14135408, 15145080, 17669260, 21203112, 26503890, 30290160, 35338520, 42406224, 53007780, 70677040, 106015560, 212031120]

約数ペア:

[(1, 212031120), (2, 106015560), (3, 70677040), (4, 53007780), (5, 42406224), (6, 35338520), (7, 30290160), (8, 26503890), (10, 21203112), (12, 17669260), (14, 15145080), (15, 14135408), (16, 13251945), (20, 10601556), (21, 10096720), (24, 8834630), (28, 7572540), (30, 7067704), (35, 6058032), (40, 5300778), (42, 5048360), (48, 4417315), (56, 3786270), (60, 3533852), (61, 3475920), (70, 3029016), (80, 2650389), (84, 2524180), (105, 2019344), (112, 1893135), (120, 1766926), (122, 1737960), (140, 1514508), (168, 1262090), (183, 1158640), (210, 1009672), (240, 883463), (244, 868980), (280, 757254), (305, 695184), (336, 631045), (366, 579320), (420, 504836), (427, 496560), (488, 434490), (560, 378627), (610, 347592), (732, 289660), (840, 252418), (854, 248280), (915, 231728), (976, 217245), (1220, 173796), (1281, 165520), (1464, 144830), (1680, 126209), (1708, 124140), (1830, 115864), (2069, 102480), (2135, 99312), (2440, 86898), (2562, 82760), (2928, 72415), (3416, 62070), (3660, 57932), (4138, 51240), (4270, 49656), (4880, 43449), (5124, 41380), (6207, 34160), (6405, 33104), (6832, 31035), (7320, 28966), (8276, 25620), (8540, 24828), (10248, 20690), (10345, 20496), (12414, 17080), (12810, 16552), (14483, 14640)]