1251306720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37781}}^1$

素因数の和:37825

約数の個数: 144

約数和(自身を含む): 4455857952

約数和(自身を除く): 3204551232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 552, 690, 720, 736, 828, 920, 1035, 1104, 1380, 1440, 1656, 1840, 2070, 2208, 2760, 3312, 3680, 4140, 5520, 6624, 8280, 11040, 16560, 33120, 37781, 75562, 113343, 151124, 188905, 226686, 302248, 340029, 377810, 453372, 566715, 604496, 680058, 755620, 868963, 906744, 1133430, 1208992, 1360116, 1511240, 1700145, 1737926, 1813488, 2266860, 2606889, 2720232, 3022480, 3400290, 3475852, 3626976, 4344815, 4533720, 5213778, 5440464, 6044960, 6800580, 6951704, 7820667, 8689630, 9067440, 10427556, 10880928, 13034445, 13601160, 13903408, 15641334, 17379260, 18134880, 20855112, 26068890, 27202320, 27806816, 31282668, 34758520, 39103335, 41710224, 52137780, 54404640, 62565336, 69517040, 78206670, 83420448, 104275560, 125130672, 139034080, 156413340, 208551120, 250261344, 312826680, 417102240, 625653360, 1251306720]

約数ペア:

[(1, 1251306720), (2, 625653360), (3, 417102240), (4, 312826680), (5, 250261344), (6, 208551120), (8, 156413340), (9, 139034080), (10, 125130672), (12, 104275560), (15, 83420448), (16, 78206670), (18, 69517040), (20, 62565336), (23, 54404640), (24, 52137780), (30, 41710224), (32, 39103335), (36, 34758520), (40, 31282668), (45, 27806816), (46, 27202320), (48, 26068890), (60, 20855112), (69, 18134880), (72, 17379260), (80, 15641334), (90, 13903408), (92, 13601160), (96, 13034445), (115, 10880928), (120, 10427556), (138, 9067440), (144, 8689630), (160, 7820667), (180, 6951704), (184, 6800580), (207, 6044960), (230, 5440464), (240, 5213778), (276, 4533720), (288, 4344815), (345, 3626976), (360, 3475852), (368, 3400290), (414, 3022480), (460, 2720232), (480, 2606889), (552, 2266860), (690, 1813488), (720, 1737926), (736, 1700145), (828, 1511240), (920, 1360116), (1035, 1208992), (1104, 1133430), (1380, 906744), (1440, 868963), (1656, 755620), (1840, 680058), (2070, 604496), (2208, 566715), (2760, 453372), (3312, 377810), (3680, 340029), (4140, 302248), (5520, 226686), (6624, 188905), (8280, 151124), (11040, 113343), (16560, 75562), (33120, 37781)]