131249160

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:679

約数の個数: 224

約数和(自身を含む): 506802240

約数和(自身を除く): 375553080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 643, 648, 729, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1286, 1458, 1512, 1620, 1701, 1890, 1929, 1944, 2268, 2430, 2520, 2572, 2835, 2916, 3215, 3240, 3402, 3645, 3780, 3858, 4501, 4536, 4860, 5103, 5144, 5670, 5787, 5832, 6430, 6804, 7290, 7560, 7716, 8505, 9002, 9645, 9720, 10206, 11340, 11574, 12860, 13503, 13608, 14580, 15432, 17010, 17361, 18004, 19290, 20412, 22505, 22680, 23148, 25515, 25720, 27006, 28935, 29160, 34020, 34722, 36008, 38580, 40509, 40824, 45010, 46296, 51030, 52083, 54012, 57870, 67515, 68040, 69444, 77160, 81018, 86805, 90020, 102060, 104166, 108024, 115740, 121527, 135030, 138888, 156249, 162036, 173610, 180040, 202545, 204120, 208332, 231480, 243054, 260415, 270060, 312498, 324072, 347220, 364581, 405090, 416664, 468747, 486108, 520830, 540120, 607635, 624996, 694440, 729162, 781245, 810180, 937494, 972216, 1041660, 1093743, 1215270, 1249992, 1458324, 1562490, 1620360, 1822905, 1874988, 2083320, 2187486, 2343735, 2430540, 2916648, 3124980, 3281229, 3645810, 3749976, 4374972, 4687470, 4861080, 5468715, 6249960, 6562458, 7291620, 8749944, 9374940, 10937430, 13124916, 14583240, 16406145, 18749880, 21874860, 26249832, 32812290, 43749720, 65624580, 131249160]

約数ペア:

[(1, 131249160), (2, 65624580), (3, 43749720), (4, 32812290), (5, 26249832), (6, 21874860), (7, 18749880), (8, 16406145), (9, 14583240), (10, 13124916), (12, 10937430), (14, 9374940), (15, 8749944), (18, 7291620), (20, 6562458), (21, 6249960), (24, 5468715), (27, 4861080), (28, 4687470), (30, 4374972), (35, 3749976), (36, 3645810), (40, 3281229), (42, 3124980), (45, 2916648), (54, 2430540), (56, 2343735), (60, 2187486), (63, 2083320), (70, 1874988), (72, 1822905), (81, 1620360), (84, 1562490), (90, 1458324), (105, 1249992), (108, 1215270), (120, 1093743), (126, 1041660), (135, 972216), (140, 937494), (162, 810180), (168, 781245), (180, 729162), (189, 694440), (210, 624996), (216, 607635), (243, 540120), (252, 520830), (270, 486108), (280, 468747), (315, 416664), (324, 405090), (360, 364581), (378, 347220), (405, 324072), (420, 312498), (486, 270060), (504, 260415), (540, 243054), (567, 231480), (630, 208332), (643, 204120), (648, 202545), (729, 180040), (756, 173610), (810, 162036), (840, 156249), (945, 138888), (972, 135030), (1080, 121527), (1134, 115740), (1215, 108024), (1260, 104166), (1286, 102060), (1458, 90020), (1512, 86805), (1620, 81018), (1701, 77160), (1890, 69444), (1929, 68040), (1944, 67515), (2268, 57870), (2430, 54012), (2520, 52083), (2572, 51030), (2835, 46296), (2916, 45010), (3215, 40824), (3240, 40509), (3402, 38580), (3645, 36008), (3780, 34722), (3858, 34020), (4501, 29160), (4536, 28935), (4860, 27006), (5103, 25720), (5144, 25515), (5670, 23148), (5787, 22680), (5832, 22505), (6430, 20412), (6804, 19290), (7290, 18004), (7560, 17361), (7716, 17010), (8505, 15432), (9002, 14580), (9645, 13608), (9720, 13503), (10206, 12860), (11340, 11574)]