144578720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 411505920

約数和(自身を除く): 266927200

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 71, 80, 88, 89, 104, 110, 130, 142, 143, 160, 176, 178, 208, 220, 260, 284, 286, 352, 355, 356, 416, 440, 445, 520, 568, 572, 710, 712, 715, 781, 880, 890, 923, 979, 1040, 1136, 1144, 1157, 1420, 1424, 1430, 1562, 1760, 1780, 1846, 1958, 2080, 2272, 2288, 2314, 2840, 2848, 2860, 3124, 3560, 3692, 3905, 3916, 4576, 4615, 4628, 4895, 5680, 5720, 5785, 6248, 6319, 7120, 7384, 7810, 7832, 9230, 9256, 9790, 10153, 11360, 11440, 11570, 12496, 12638, 12727, 14240, 14768, 15620, 15664, 18460, 18512, 19580, 20306, 22880, 23140, 24992, 25276, 25454, 29536, 31240, 31328, 31595, 36920, 37024, 39160, 40612, 46280, 50552, 50765, 50908, 62480, 63190, 63635, 69509, 73840, 78320, 81224, 82147, 92560, 101104, 101530, 101816, 124960, 126380, 127270, 139018, 147680, 156640, 162448, 164294, 185120, 202208, 203060, 203632, 252760, 254540, 278036, 324896, 328588, 347545, 406120, 407264, 410735, 505520, 509080, 556072, 657176, 695090, 812240, 821470, 903617, 1011040, 1018160, 1112144, 1314352, 1390180, 1624480, 1642940, 1807234, 2036320, 2224288, 2628704, 2780360, 3285880, 3614468, 4518085, 5560720, 6571760, 7228936, 9036170, 11121440, 13143520, 14457872, 18072340, 28915744, 36144680, 72289360, 144578720]

約数ペア:

[(1, 144578720), (2, 72289360), (4, 36144680), (5, 28915744), (8, 18072340), (10, 14457872), (11, 13143520), (13, 11121440), (16, 9036170), (20, 7228936), (22, 6571760), (26, 5560720), (32, 4518085), (40, 3614468), (44, 3285880), (52, 2780360), (55, 2628704), (65, 2224288), (71, 2036320), (80, 1807234), (88, 1642940), (89, 1624480), (104, 1390180), (110, 1314352), (130, 1112144), (142, 1018160), (143, 1011040), (160, 903617), (176, 821470), (178, 812240), (208, 695090), (220, 657176), (260, 556072), (284, 509080), (286, 505520), (352, 410735), (355, 407264), (356, 406120), (416, 347545), (440, 328588), (445, 324896), (520, 278036), (568, 254540), (572, 252760), (710, 203632), (712, 203060), (715, 202208), (781, 185120), (880, 164294), (890, 162448), (923, 156640), (979, 147680), (1040, 139018), (1136, 127270), (1144, 126380), (1157, 124960), (1420, 101816), (1424, 101530), (1430, 101104), (1562, 92560), (1760, 82147), (1780, 81224), (1846, 78320), (1958, 73840), (2080, 69509), (2272, 63635), (2288, 63190), (2314, 62480), (2840, 50908), (2848, 50765), (2860, 50552), (3124, 46280), (3560, 40612), (3692, 39160), (3905, 37024), (3916, 36920), (4576, 31595), (4615, 31328), (4628, 31240), (4895, 29536), (5680, 25454), (5720, 25276), (5785, 24992), (6248, 23140), (6319, 22880), (7120, 20306), (7384, 19580), (7810, 18512), (7832, 18460), (9230, 15664), (9256, 15620), (9790, 14768), (10153, 14240), (11360, 12727), (11440, 12638), (11570, 12496)]