820423680

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1782

約数の個数: 176

約数和(自身を含む): 2710293504

約数和(自身を除く): 1889869824

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, 1024, 1240, 1280, 1488, 1536, 1723, 1860, 1920, 1984, 2480, 2560, 2976, 3072, 3446, 3720, 3840, 3968, 4960, 5120, 5169, 5952, 6892, 7440, 7680, 7936, 8615, 9920, 10338, 11904, 13784, 14880, 15360, 15872, 17230, 19840, 20676, 23808, 25845, 27568, 29760, 31744, 34460, 39680, 41352, 47616, 51690, 53413, 55136, 59520, 68920, 79360, 82704, 95232, 103380, 106826, 110272, 119040, 137840, 158720, 160239, 165408, 206760, 213652, 220544, 238080, 267065, 275680, 320478, 330816, 413520, 427304, 441088, 476160, 534130, 551360, 640956, 661632, 801195, 827040, 854608, 882176, 1068260, 1102720, 1281912, 1323264, 1602390, 1654080, 1709216, 1764352, 2136520, 2205440, 2563824, 2646528, 3204780, 3308160, 3418432, 4273040, 4410880, 5127648, 5293056, 6409560, 6616320, 6836864, 8546080, 8821760, 10255296, 12819120, 13232640, 13673728, 17092160, 20510592, 25638240, 26465280, 27347456, 34184320, 41021184, 51276480, 54694912, 68368640, 82042368, 102552960, 136737280, 164084736, 205105920, 273474560, 410211840, 820423680]

約数ペア:

[(1, 820423680), (2, 410211840), (3, 273474560), (4, 205105920), (5, 164084736), (6, 136737280), (8, 102552960), (10, 82042368), (12, 68368640), (15, 54694912), (16, 51276480), (20, 41021184), (24, 34184320), (30, 27347456), (31, 26465280), (32, 25638240), (40, 20510592), (48, 17092160), (60, 13673728), (62, 13232640), (64, 12819120), (80, 10255296), (93, 8821760), (96, 8546080), (120, 6836864), (124, 6616320), (128, 6409560), (155, 5293056), (160, 5127648), (186, 4410880), (192, 4273040), (240, 3418432), (248, 3308160), (256, 3204780), (310, 2646528), (320, 2563824), (372, 2205440), (384, 2136520), (465, 1764352), (480, 1709216), (496, 1654080), (512, 1602390), (620, 1323264), (640, 1281912), (744, 1102720), (768, 1068260), (930, 882176), (960, 854608), (992, 827040), (1024, 801195), (1240, 661632), (1280, 640956), (1488, 551360), (1536, 534130), (1723, 476160), (1860, 441088), (1920, 427304), (1984, 413520), (2480, 330816), (2560, 320478), (2976, 275680), (3072, 267065), (3446, 238080), (3720, 220544), (3840, 213652), (3968, 206760), (4960, 165408), (5120, 160239), (5169, 158720), (5952, 137840), (6892, 119040), (7440, 110272), (7680, 106826), (7936, 103380), (8615, 95232), (9920, 82704), (10338, 79360), (11904, 68920), (13784, 59520), (14880, 55136), (15360, 53413), (15872, 51690), (17230, 47616), (19840, 41352), (20676, 39680), (23808, 34460), (25845, 31744), (27568, 29760)]