478778880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2068

約数の個数: 160

約数和(自身を含む): 1580755968

約数和(自身を除く): 1101977088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2011, 2480, 2560, 2976, 3720, 3840, 3968, 4022, 4960, 5952, 6033, 7440, 7680, 7936, 8044, 9920, 10055, 11904, 12066, 14880, 15872, 16088, 19840, 20110, 23808, 24132, 29760, 30165, 32176, 39680, 40220, 47616, 48264, 59520, 60330, 62341, 64352, 79360, 80440, 96528, 119040, 120660, 124682, 128704, 160880, 187023, 193056, 238080, 241320, 249364, 257408, 311705, 321760, 374046, 386112, 482640, 498728, 514816, 623410, 643520, 748092, 772224, 935115, 965280, 997456, 1029632, 1246820, 1287040, 1496184, 1544448, 1870230, 1930560, 1994912, 2493640, 2574080, 2992368, 3088896, 3740460, 3861120, 3989824, 4987280, 5148160, 5984736, 7480920, 7722240, 7979648, 9974560, 11969472, 14961840, 15444480, 15959296, 19949120, 23938944, 29923680, 31918592, 39898240, 47877888, 59847360, 79796480, 95755776, 119694720, 159592960, 239389440, 478778880]

約数ペア:

[(1, 478778880), (2, 239389440), (3, 159592960), (4, 119694720), (5, 95755776), (6, 79796480), (8, 59847360), (10, 47877888), (12, 39898240), (15, 31918592), (16, 29923680), (20, 23938944), (24, 19949120), (30, 15959296), (31, 15444480), (32, 14961840), (40, 11969472), (48, 9974560), (60, 7979648), (62, 7722240), (64, 7480920), (80, 5984736), (93, 5148160), (96, 4987280), (120, 3989824), (124, 3861120), (128, 3740460), (155, 3088896), (160, 2992368), (186, 2574080), (192, 2493640), (240, 1994912), (248, 1930560), (256, 1870230), (310, 1544448), (320, 1496184), (372, 1287040), (384, 1246820), (465, 1029632), (480, 997456), (496, 965280), (512, 935115), (620, 772224), (640, 748092), (744, 643520), (768, 623410), (930, 514816), (960, 498728), (992, 482640), (1240, 386112), (1280, 374046), (1488, 321760), (1536, 311705), (1860, 257408), (1920, 249364), (1984, 241320), (2011, 238080), (2480, 193056), (2560, 187023), (2976, 160880), (3720, 128704), (3840, 124682), (3968, 120660), (4022, 119040), (4960, 96528), (5952, 80440), (6033, 79360), (7440, 64352), (7680, 62341), (7936, 60330), (8044, 59520), (9920, 48264), (10055, 47616), (11904, 40220), (12066, 39680), (14880, 32176), (15872, 30165), (16088, 29760), (19840, 24132), (20110, 23808)]