12315120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 40320336

約数和(自身を除く): 28005216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 97, 115, 120, 138, 184, 194, 230, 240, 276, 291, 345, 368, 388, 460, 485, 529, 552, 582, 690, 776, 920, 970, 1058, 1104, 1164, 1380, 1455, 1552, 1587, 1840, 1940, 2116, 2231, 2328, 2645, 2760, 2910, 3174, 3880, 4232, 4462, 4656, 5290, 5520, 5820, 6348, 6693, 7760, 7935, 8464, 8924, 10580, 11155, 11640, 12696, 13386, 15870, 17848, 21160, 22310, 23280, 25392, 26772, 31740, 33465, 35696, 42320, 44620, 51313, 53544, 63480, 66930, 89240, 102626, 107088, 126960, 133860, 153939, 178480, 205252, 256565, 267720, 307878, 410504, 513130, 535440, 615756, 769695, 821008, 1026260, 1231512, 1539390, 2052520, 2463024, 3078780, 4105040, 6157560, 12315120]

約数ペア:

[(1, 12315120), (2, 6157560), (3, 4105040), (4, 3078780), (5, 2463024), (6, 2052520), (8, 1539390), (10, 1231512), (12, 1026260), (15, 821008), (16, 769695), (20, 615756), (23, 535440), (24, 513130), (30, 410504), (40, 307878), (46, 267720), (48, 256565), (60, 205252), (69, 178480), (80, 153939), (92, 133860), (97, 126960), (115, 107088), (120, 102626), (138, 89240), (184, 66930), (194, 63480), (230, 53544), (240, 51313), (276, 44620), (291, 42320), (345, 35696), (368, 33465), (388, 31740), (460, 26772), (485, 25392), (529, 23280), (552, 22310), (582, 21160), (690, 17848), (776, 15870), (920, 13386), (970, 12696), (1058, 11640), (1104, 11155), (1164, 10580), (1380, 8924), (1455, 8464), (1552, 7935), (1587, 7760), (1840, 6693), (1940, 6348), (2116, 5820), (2231, 5520), (2328, 5290), (2645, 4656), (2760, 4462), (2910, 4232), (3174, 3880)]