1315440

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{29}}^1$

素因数の和:61

約数の個数: 200

約数和(自身を含む): 5401440

約数和(自身を除く): 4086000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 72, 80, 81, 84, 87, 90, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 162, 168, 174, 180, 189, 203, 210, 216, 232, 240, 252, 261, 270, 280, 290, 315, 324, 336, 348, 360, 378, 405, 406, 420, 432, 435, 464, 504, 522, 540, 560, 567, 580, 609, 630, 648, 696, 720, 756, 783, 810, 812, 840, 870, 945, 1008, 1015, 1044, 1080, 1134, 1160, 1218, 1260, 1296, 1305, 1392, 1512, 1566, 1620, 1624, 1680, 1740, 1827, 1890, 2030, 2088, 2160, 2268, 2320, 2349, 2436, 2520, 2610, 2835, 3024, 3045, 3132, 3240, 3248, 3480, 3654, 3780, 3915, 4060, 4176, 4536, 4698, 4872, 5040, 5220, 5481, 5670, 6090, 6264, 6480, 6960, 7308, 7560, 7830, 8120, 9072, 9135, 9396, 9744, 10440, 10962, 11340, 11745, 12180, 12528, 14616, 15120, 15660, 16240, 16443, 18270, 18792, 20880, 21924, 22680, 23490, 24360, 27405, 29232, 31320, 32886, 36540, 37584, 43848, 45360, 46980, 48720, 54810, 62640, 65772, 73080, 82215, 87696, 93960, 109620, 131544, 146160, 164430, 187920, 219240, 263088, 328860, 438480, 657720, 1315440]

約数ペア:

[(1, 1315440), (2, 657720), (3, 438480), (4, 328860), (5, 263088), (6, 219240), (7, 187920), (8, 164430), (9, 146160), (10, 131544), (12, 109620), (14, 93960), (15, 87696), (16, 82215), (18, 73080), (20, 65772), (21, 62640), (24, 54810), (27, 48720), (28, 46980), (29, 45360), (30, 43848), (35, 37584), (36, 36540), (40, 32886), (42, 31320), (45, 29232), (48, 27405), (54, 24360), (56, 23490), (58, 22680), (60, 21924), (63, 20880), (70, 18792), (72, 18270), (80, 16443), (81, 16240), (84, 15660), (87, 15120), (90, 14616), (105, 12528), (108, 12180), (112, 11745), (116, 11340), (120, 10962), (126, 10440), (135, 9744), (140, 9396), (144, 9135), (145, 9072), (162, 8120), (168, 7830), (174, 7560), (180, 7308), (189, 6960), (203, 6480), (210, 6264), (216, 6090), (232, 5670), (240, 5481), (252, 5220), (261, 5040), (270, 4872), (280, 4698), (290, 4536), (315, 4176), (324, 4060), (336, 3915), (348, 3780), (360, 3654), (378, 3480), (405, 3248), (406, 3240), (420, 3132), (432, 3045), (435, 3024), (464, 2835), (504, 2610), (522, 2520), (540, 2436), (560, 2349), (567, 2320), (580, 2268), (609, 2160), (630, 2088), (648, 2030), (696, 1890), (720, 1827), (756, 1740), (783, 1680), (810, 1624), (812, 1620), (840, 1566), (870, 1512), (945, 1392), (1008, 1305), (1015, 1296), (1044, 1260), (1080, 1218), (1134, 1160)]