4887822080

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{619}}^1$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 12165888000

約数和(自身を除く): 7278065920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 199, 248, 256, 310, 320, 398, 496, 619, 620, 640, 796, 992, 995, 1238, 1240, 1280, 1592, 1984, 1990, 2476, 2480, 3095, 3184, 3968, 3980, 4952, 4960, 6169, 6190, 6368, 7936, 7960, 9904, 9920, 12338, 12380, 12736, 15920, 19189, 19808, 19840, 24676, 24760, 25472, 30845, 31840, 38378, 39616, 39680, 49352, 49520, 50944, 61690, 63680, 76756, 79232, 95945, 98704, 99040, 123181, 123380, 127360, 153512, 158464, 191890, 197408, 198080, 246362, 246760, 254720, 307024, 383780, 394816, 396160, 492724, 493520, 614048, 615905, 767560, 789632, 792320, 985448, 987040, 1228096, 1231810, 1535120, 1579264, 1970896, 1974080, 2456192, 2463620, 3070240, 3818611, 3941792, 3948160, 4912384, 4927240, 6140480, 7637222, 7883584, 7896320, 9854480, 12280960, 15274444, 15767168, 19093055, 19708960, 24561920, 30548888, 31534336, 38186110, 39417920, 61097776, 76372220, 78835840, 122195552, 152744440, 157671680, 244391104, 305488880, 488782208, 610977760, 977564416, 1221955520, 2443911040, 4887822080]

約数ペア:

[(1, 4887822080), (2, 2443911040), (4, 1221955520), (5, 977564416), (8, 610977760), (10, 488782208), (16, 305488880), (20, 244391104), (31, 157671680), (32, 152744440), (40, 122195552), (62, 78835840), (64, 76372220), (80, 61097776), (124, 39417920), (128, 38186110), (155, 31534336), (160, 30548888), (199, 24561920), (248, 19708960), (256, 19093055), (310, 15767168), (320, 15274444), (398, 12280960), (496, 9854480), (619, 7896320), (620, 7883584), (640, 7637222), (796, 6140480), (992, 4927240), (995, 4912384), (1238, 3948160), (1240, 3941792), (1280, 3818611), (1592, 3070240), (1984, 2463620), (1990, 2456192), (2476, 1974080), (2480, 1970896), (3095, 1579264), (3184, 1535120), (3968, 1231810), (3980, 1228096), (4952, 987040), (4960, 985448), (6169, 792320), (6190, 789632), (6368, 767560), (7936, 615905), (7960, 614048), (9904, 493520), (9920, 492724), (12338, 396160), (12380, 394816), (12736, 383780), (15920, 307024), (19189, 254720), (19808, 246760), (19840, 246362), (24676, 198080), (24760, 197408), (25472, 191890), (30845, 158464), (31840, 153512), (38378, 127360), (39616, 123380), (39680, 123181), (49352, 99040), (49520, 98704), (50944, 95945), (61690, 79232), (63680, 76756)]