253819440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{16787}}^1$

素因数の和:16816

約数の個数: 160

約数和(自身を含む): 999221760

約数和(自身を除く): 745402320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 16787, 33574, 50361, 67148, 83935, 100722, 117509, 134296, 151083, 167870, 201444, 235018, 251805, 268592, 302166, 335740, 352527, 402888, 453249, 470036, 503610, 587545, 604332, 671480, 705054, 755415, 805776, 906498, 940072, 1007220, 1057581, 1175090, 1208664, 1342960, 1410108, 1510830, 1762635, 1812996, 1880144, 2014440, 2115162, 2266245, 2350180, 2417328, 2820216, 3021660, 3172743, 3525270, 3625992, 4028880, 4230324, 4532490, 4700360, 5287905, 5640432, 6043320, 6345486, 7050540, 7251984, 8460648, 9064980, 9400720, 10575810, 12086640, 12690972, 14101080, 15863715, 16921296, 18129960, 21151620, 25381944, 28202160, 31727430, 36259920, 42303240, 50763888, 63454860, 84606480, 126909720, 253819440]

約数ペア:

[(1, 253819440), (2, 126909720), (3, 84606480), (4, 63454860), (5, 50763888), (6, 42303240), (7, 36259920), (8, 31727430), (9, 28202160), (10, 25381944), (12, 21151620), (14, 18129960), (15, 16921296), (16, 15863715), (18, 14101080), (20, 12690972), (21, 12086640), (24, 10575810), (27, 9400720), (28, 9064980), (30, 8460648), (35, 7251984), (36, 7050540), (40, 6345486), (42, 6043320), (45, 5640432), (48, 5287905), (54, 4700360), (56, 4532490), (60, 4230324), (63, 4028880), (70, 3625992), (72, 3525270), (80, 3172743), (84, 3021660), (90, 2820216), (105, 2417328), (108, 2350180), (112, 2266245), (120, 2115162), (126, 2014440), (135, 1880144), (140, 1812996), (144, 1762635), (168, 1510830), (180, 1410108), (189, 1342960), (210, 1208664), (216, 1175090), (240, 1057581), (252, 1007220), (270, 940072), (280, 906498), (315, 805776), (336, 755415), (360, 705054), (378, 671480), (420, 604332), (432, 587545), (504, 503610), (540, 470036), (560, 453249), (630, 402888), (720, 352527), (756, 335740), (840, 302166), (945, 268592), (1008, 251805), (1080, 235018), (1260, 201444), (1512, 167870), (1680, 151083), (1890, 134296), (2160, 117509), (2520, 100722), (3024, 83935), (3780, 67148), (5040, 50361), (7560, 33574), (15120, 16787)]