138830760

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{23}}^2$

素因数の和:81

約数の個数: 216

約数和(自身を含む): 489786570

約数和(自身を除く): 350955810

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 243, 270, 276, 324, 345, 360, 405, 414, 460, 486, 529, 540, 552, 621, 648, 690, 729, 810, 828, 920, 972, 1035, 1058, 1080, 1215, 1242, 1380, 1458, 1587, 1620, 1656, 1863, 1944, 2070, 2116, 2187, 2430, 2484, 2645, 2760, 2916, 3105, 3174, 3240, 3645, 3726, 4140, 4232, 4374, 4761, 4860, 4968, 5290, 5589, 5832, 6210, 6348, 6561, 7290, 7452, 7935, 8280, 8748, 9315, 9522, 9720, 10580, 10935, 11178, 12420, 12696, 13122, 14283, 14580, 14904, 15870, 16767, 17496, 18630, 19044, 21160, 21870, 22356, 23805, 24840, 26244, 27945, 28566, 29160, 31740, 32805, 33534, 37260, 38088, 42849, 43740, 44712, 47610, 50301, 52488, 55890, 57132, 63480, 65610, 67068, 71415, 74520, 83835, 85698, 87480, 95220, 100602, 111780, 114264, 128547, 131220, 134136, 142830, 150903, 167670, 171396, 190440, 201204, 214245, 223560, 251505, 257094, 262440, 285660, 301806, 335340, 342792, 385641, 402408, 428490, 503010, 514188, 571320, 603612, 642735, 670680, 754515, 771282, 856980, 1006020, 1028376, 1156923, 1207224, 1285470, 1509030, 1542564, 1713960, 1928205, 2012040, 2313846, 2570940, 3018060, 3085128, 3470769, 3856410, 4627692, 5141880, 5784615, 6036120, 6941538, 7712820, 9255384, 11569230, 13883076, 15425640, 17353845, 23138460, 27766152, 34707690, 46276920, 69415380, 138830760]

約数ペア:

[(1, 138830760), (2, 69415380), (3, 46276920), (4, 34707690), (5, 27766152), (6, 23138460), (8, 17353845), (9, 15425640), (10, 13883076), (12, 11569230), (15, 9255384), (18, 7712820), (20, 6941538), (23, 6036120), (24, 5784615), (27, 5141880), (30, 4627692), (36, 3856410), (40, 3470769), (45, 3085128), (46, 3018060), (54, 2570940), (60, 2313846), (69, 2012040), (72, 1928205), (81, 1713960), (90, 1542564), (92, 1509030), (108, 1285470), (115, 1207224), (120, 1156923), (135, 1028376), (138, 1006020), (162, 856980), (180, 771282), (184, 754515), (207, 670680), (216, 642735), (230, 603612), (243, 571320), (270, 514188), (276, 503010), (324, 428490), (345, 402408), (360, 385641), (405, 342792), (414, 335340), (460, 301806), (486, 285660), (529, 262440), (540, 257094), (552, 251505), (621, 223560), (648, 214245), (690, 201204), (729, 190440), (810, 171396), (828, 167670), (920, 150903), (972, 142830), (1035, 134136), (1058, 131220), (1080, 128547), (1215, 114264), (1242, 111780), (1380, 100602), (1458, 95220), (1587, 87480), (1620, 85698), (1656, 83835), (1863, 74520), (1944, 71415), (2070, 67068), (2116, 65610), (2187, 63480), (2430, 57132), (2484, 55890), (2645, 52488), (2760, 50301), (2916, 47610), (3105, 44712), (3174, 43740), (3240, 42849), (3645, 38088), (3726, 37260), (4140, 33534), (4232, 32805), (4374, 31740), (4761, 29160), (4860, 28566), (4968, 27945), (5290, 26244), (5589, 24840), (5832, 23805), (6210, 22356), (6348, 21870), (6561, 21160), (7290, 19044), (7452, 18630), (7935, 17496), (8280, 16767), (8748, 15870), (9315, 14904), (9522, 14580), (9720, 14283), (10580, 13122), (10935, 12696), (11178, 12420)]