51137520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:583

約数の個数: 160

約数和(自身を含む): 184512000

約数和(自身を除く): 133374480

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, 499, 560, 610, 732, 840, 854, 915, 976, 998, 1220, 1281, 1464, 1497, 1680, 1708, 1830, 1996, 2135, 2440, 2495, 2562, 2928, 2994, 3416, 3493, 3660, 3992, 4270, 4880, 4990, 5124, 5988, 6405, 6832, 6986, 7320, 7485, 7984, 8540, 9980, 10248, 10479, 11976, 12810, 13972, 14640, 14970, 17080, 17465, 19960, 20496, 20958, 23952, 25620, 27944, 29940, 30439, 34160, 34930, 39920, 41916, 51240, 52395, 55888, 59880, 60878, 69860, 83832, 91317, 102480, 104790, 119760, 121756, 139720, 152195, 167664, 182634, 209580, 213073, 243512, 279440, 304390, 365268, 419160, 426146, 456585, 487024, 608780, 639219, 730536, 838320, 852292, 913170, 1065365, 1217560, 1278438, 1461072, 1704584, 1826340, 2130730, 2435120, 2556876, 3196095, 3409168, 3652680, 4261460, 5113752, 6392190, 7305360, 8522920, 10227504, 12784380, 17045840, 25568760, 51137520]

約数ペア:

[(1, 51137520), (2, 25568760), (3, 17045840), (4, 12784380), (5, 10227504), (6, 8522920), (7, 7305360), (8, 6392190), (10, 5113752), (12, 4261460), (14, 3652680), (15, 3409168), (16, 3196095), (20, 2556876), (21, 2435120), (24, 2130730), (28, 1826340), (30, 1704584), (35, 1461072), (40, 1278438), (42, 1217560), (48, 1065365), (56, 913170), (60, 852292), (61, 838320), (70, 730536), (80, 639219), (84, 608780), (105, 487024), (112, 456585), (120, 426146), (122, 419160), (140, 365268), (168, 304390), (183, 279440), (210, 243512), (240, 213073), (244, 209580), (280, 182634), (305, 167664), (336, 152195), (366, 139720), (420, 121756), (427, 119760), (488, 104790), (499, 102480), (560, 91317), (610, 83832), (732, 69860), (840, 60878), (854, 59880), (915, 55888), (976, 52395), (998, 51240), (1220, 41916), (1281, 39920), (1464, 34930), (1497, 34160), (1680, 30439), (1708, 29940), (1830, 27944), (1996, 25620), (2135, 23952), (2440, 20958), (2495, 20496), (2562, 19960), (2928, 17465), (2994, 17080), (3416, 14970), (3493, 14640), (3660, 13972), (3992, 12810), (4270, 11976), (4880, 10479), (4990, 10248), (5124, 9980), (5988, 8540), (6405, 7984), (6832, 7485), (6986, 7320)]