31158720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:403

約数の個数: 168

約数和(自身を含む): 110947200

約数和(自身を除く): 79788480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 349, 360, 372, 465, 480, 496, 558, 576, 620, 698, 720, 744, 930, 960, 992, 1047, 1116, 1240, 1395, 1396, 1440, 1488, 1745, 1860, 1984, 2094, 2232, 2480, 2790, 2792, 2880, 2976, 3141, 3490, 3720, 4188, 4464, 4960, 5235, 5580, 5584, 5952, 6282, 6980, 7440, 8376, 8928, 9920, 10470, 10819, 11160, 11168, 12564, 13960, 14880, 15705, 16752, 17856, 20940, 21638, 22320, 22336, 25128, 27920, 29760, 31410, 32457, 33504, 41880, 43276, 44640, 50256, 54095, 55840, 62820, 64914, 67008, 83760, 86552, 89280, 97371, 100512, 108190, 111680, 125640, 129828, 162285, 167520, 173104, 194742, 201024, 216380, 251280, 259656, 324570, 335040, 346208, 389484, 432760, 486855, 502560, 519312, 649140, 692416, 778968, 865520, 973710, 1005120, 1038624, 1298280, 1557936, 1731040, 1947420, 2077248, 2596560, 3115872, 3462080, 3894840, 5193120, 6231744, 7789680, 10386240, 15579360, 31158720]

約数ペア:

[(1, 31158720), (2, 15579360), (3, 10386240), (4, 7789680), (5, 6231744), (6, 5193120), (8, 3894840), (9, 3462080), (10, 3115872), (12, 2596560), (15, 2077248), (16, 1947420), (18, 1731040), (20, 1557936), (24, 1298280), (30, 1038624), (31, 1005120), (32, 973710), (36, 865520), (40, 778968), (45, 692416), (48, 649140), (60, 519312), (62, 502560), (64, 486855), (72, 432760), (80, 389484), (90, 346208), (93, 335040), (96, 324570), (120, 259656), (124, 251280), (144, 216380), (155, 201024), (160, 194742), (180, 173104), (186, 167520), (192, 162285), (240, 129828), (248, 125640), (279, 111680), (288, 108190), (310, 100512), (320, 97371), (349, 89280), (360, 86552), (372, 83760), (465, 67008), (480, 64914), (496, 62820), (558, 55840), (576, 54095), (620, 50256), (698, 44640), (720, 43276), (744, 41880), (930, 33504), (960, 32457), (992, 31410), (1047, 29760), (1116, 27920), (1240, 25128), (1395, 22336), (1396, 22320), (1440, 21638), (1488, 20940), (1745, 17856), (1860, 16752), (1984, 15705), (2094, 14880), (2232, 13960), (2480, 12564), (2790, 11168), (2792, 11160), (2880, 10819), (2976, 10470), (3141, 9920), (3490, 8928), (3720, 8376), (4188, 7440), (4464, 6980), (4960, 6282), (5235, 5952), (5580, 5584)]