23138460

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{23}}^2$

素因数の和:76

約数の個数: 144

約数和(自身を含む): 76181280

約数和(自身を除く): 53042820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 243, 270, 276, 324, 345, 405, 414, 460, 486, 529, 540, 621, 690, 729, 810, 828, 972, 1035, 1058, 1215, 1242, 1380, 1458, 1587, 1620, 1863, 2070, 2116, 2187, 2430, 2484, 2645, 2916, 3105, 3174, 3645, 3726, 4140, 4374, 4761, 4860, 5290, 5589, 6210, 6348, 7290, 7452, 7935, 8748, 9315, 9522, 10580, 10935, 11178, 12420, 14283, 14580, 15870, 16767, 18630, 19044, 21870, 22356, 23805, 27945, 28566, 31740, 33534, 37260, 42849, 43740, 47610, 50301, 55890, 57132, 67068, 71415, 83835, 85698, 95220, 100602, 111780, 128547, 142830, 167670, 171396, 201204, 214245, 251505, 257094, 285660, 335340, 385641, 428490, 503010, 514188, 642735, 771282, 856980, 1006020, 1156923, 1285470, 1542564, 1928205, 2313846, 2570940, 3856410, 4627692, 5784615, 7712820, 11569230, 23138460]

約数ペア:

[(1, 23138460), (2, 11569230), (3, 7712820), (4, 5784615), (5, 4627692), (6, 3856410), (9, 2570940), (10, 2313846), (12, 1928205), (15, 1542564), (18, 1285470), (20, 1156923), (23, 1006020), (27, 856980), (30, 771282), (36, 642735), (45, 514188), (46, 503010), (54, 428490), (60, 385641), (69, 335340), (81, 285660), (90, 257094), (92, 251505), (108, 214245), (115, 201204), (135, 171396), (138, 167670), (162, 142830), (180, 128547), (207, 111780), (230, 100602), (243, 95220), (270, 85698), (276, 83835), (324, 71415), (345, 67068), (405, 57132), (414, 55890), (460, 50301), (486, 47610), (529, 43740), (540, 42849), (621, 37260), (690, 33534), (729, 31740), (810, 28566), (828, 27945), (972, 23805), (1035, 22356), (1058, 21870), (1215, 19044), (1242, 18630), (1380, 16767), (1458, 15870), (1587, 14580), (1620, 14283), (1863, 12420), (2070, 11178), (2116, 10935), (2187, 10580), (2430, 9522), (2484, 9315), (2645, 8748), (2916, 7935), (3105, 7452), (3174, 7290), (3645, 6348), (3726, 6210), (4140, 5589), (4374, 5290), (4761, 4860)]