51290880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 216

約数和(自身を含む): 177558192

約数和(自身を除く): 126267312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 37, 38, 40, 48, 57, 60, 64, 74, 76, 80, 95, 96, 111, 114, 120, 128, 148, 152, 160, 185, 190, 192, 222, 228, 240, 256, 285, 296, 304, 320, 361, 370, 380, 384, 444, 456, 480, 555, 570, 592, 608, 640, 703, 722, 740, 760, 768, 888, 912, 960, 1083, 1110, 1140, 1184, 1216, 1280, 1406, 1444, 1480, 1520, 1776, 1805, 1824, 1920, 2109, 2166, 2220, 2280, 2368, 2432, 2812, 2888, 2960, 3040, 3515, 3552, 3610, 3648, 3840, 4218, 4332, 4440, 4560, 4736, 4864, 5415, 5624, 5776, 5920, 6080, 7030, 7104, 7220, 7296, 8436, 8664, 8880, 9120, 9472, 10545, 10830, 11248, 11552, 11840, 12160, 13357, 14060, 14208, 14440, 14592, 16872, 17328, 17760, 18240, 21090, 21660, 22496, 23104, 23680, 24320, 26714, 28120, 28416, 28880, 33744, 34656, 35520, 36480, 40071, 42180, 43320, 44992, 46208, 47360, 53428, 56240, 57760, 66785, 67488, 69312, 71040, 72960, 80142, 84360, 86640, 89984, 92416, 106856, 112480, 115520, 133570, 134976, 138624, 142080, 160284, 168720, 173280, 179968, 200355, 213712, 224960, 231040, 267140, 269952, 277248, 320568, 337440, 346560, 400710, 427424, 449920, 462080, 534280, 539904, 641136, 674880, 693120, 801420, 854848, 899840, 1068560, 1282272, 1349760, 1386240, 1602840, 1709696, 2137120, 2564544, 2699520, 3205680, 3419392, 4274240, 5129088, 6411360, 8548480, 10258176, 12822720, 17096960, 25645440, 51290880]

約数ペア:

[(1, 51290880), (2, 25645440), (3, 17096960), (4, 12822720), (5, 10258176), (6, 8548480), (8, 6411360), (10, 5129088), (12, 4274240), (15, 3419392), (16, 3205680), (19, 2699520), (20, 2564544), (24, 2137120), (30, 1709696), (32, 1602840), (37, 1386240), (38, 1349760), (40, 1282272), (48, 1068560), (57, 899840), (60, 854848), (64, 801420), (74, 693120), (76, 674880), (80, 641136), (95, 539904), (96, 534280), (111, 462080), (114, 449920), (120, 427424), (128, 400710), (148, 346560), (152, 337440), (160, 320568), (185, 277248), (190, 269952), (192, 267140), (222, 231040), (228, 224960), (240, 213712), (256, 200355), (285, 179968), (296, 173280), (304, 168720), (320, 160284), (361, 142080), (370, 138624), (380, 134976), (384, 133570), (444, 115520), (456, 112480), (480, 106856), (555, 92416), (570, 89984), (592, 86640), (608, 84360), (640, 80142), (703, 72960), (722, 71040), (740, 69312), (760, 67488), (768, 66785), (888, 57760), (912, 56240), (960, 53428), (1083, 47360), (1110, 46208), (1140, 44992), (1184, 43320), (1216, 42180), (1280, 40071), (1406, 36480), (1444, 35520), (1480, 34656), (1520, 33744), (1776, 28880), (1805, 28416), (1824, 28120), (1920, 26714), (2109, 24320), (2166, 23680), (2220, 23104), (2280, 22496), (2368, 21660), (2432, 21090), (2812, 18240), (2888, 17760), (2960, 17328), (3040, 16872), (3515, 14592), (3552, 14440), (3610, 14208), (3648, 14060), (3840, 13357), (4218, 12160), (4332, 11840), (4440, 11552), (4560, 11248), (4736, 10830), (4864, 10545), (5415, 9472), (5624, 9120), (5776, 8880), (5920, 8664), (6080, 8436), (7030, 7296), (7104, 7220)]