401729280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 1291399200

約数和(自身を除く): 889669920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 233, 240, 256, 320, 384, 449, 466, 480, 640, 699, 768, 898, 932, 960, 1165, 1280, 1347, 1398, 1796, 1864, 1920, 2245, 2330, 2694, 2796, 3495, 3592, 3728, 3840, 4490, 4660, 5388, 5592, 6735, 6990, 7184, 7456, 8980, 9320, 10776, 11184, 13470, 13980, 14368, 14912, 17960, 18640, 21552, 22368, 26940, 27960, 28736, 29824, 35920, 37280, 43104, 44736, 53880, 55920, 57472, 59648, 71840, 74560, 86208, 89472, 104617, 107760, 111840, 114944, 143680, 149120, 172416, 178944, 209234, 215520, 223680, 287360, 298240, 313851, 344832, 418468, 431040, 447360, 523085, 574720, 627702, 836936, 862080, 894720, 1046170, 1255404, 1569255, 1673872, 1724160, 2092340, 2510808, 3138510, 3347744, 4184680, 5021616, 6277020, 6695488, 8369360, 10043232, 12554040, 13390976, 16738720, 20086464, 25108080, 26781952, 33477440, 40172928, 50216160, 66954880, 80345856, 100432320, 133909760, 200864640, 401729280]

約数ペア:

[(1, 401729280), (2, 200864640), (3, 133909760), (4, 100432320), (5, 80345856), (6, 66954880), (8, 50216160), (10, 40172928), (12, 33477440), (15, 26781952), (16, 25108080), (20, 20086464), (24, 16738720), (30, 13390976), (32, 12554040), (40, 10043232), (48, 8369360), (60, 6695488), (64, 6277020), (80, 5021616), (96, 4184680), (120, 3347744), (128, 3138510), (160, 2510808), (192, 2092340), (233, 1724160), (240, 1673872), (256, 1569255), (320, 1255404), (384, 1046170), (449, 894720), (466, 862080), (480, 836936), (640, 627702), (699, 574720), (768, 523085), (898, 447360), (932, 431040), (960, 418468), (1165, 344832), (1280, 313851), (1347, 298240), (1398, 287360), (1796, 223680), (1864, 215520), (1920, 209234), (2245, 178944), (2330, 172416), (2694, 149120), (2796, 143680), (3495, 114944), (3592, 111840), (3728, 107760), (3840, 104617), (4490, 89472), (4660, 86208), (5388, 74560), (5592, 71840), (6735, 59648), (6990, 57472), (7184, 55920), (7456, 53880), (8980, 44736), (9320, 43104), (10776, 37280), (11184, 35920), (13470, 29824), (13980, 28736), (14368, 27960), (14912, 26940), (17960, 22368), (18640, 21552)]