290487780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5059}}^1$

素因数の和:5114

約数の個数: 144

約数和(自身を含む): 994593600

約数和(自身を除く): 704105820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 495, 522, 580, 638, 660, 870, 957, 990, 1044, 1276, 1305, 1595, 1740, 1914, 1980, 2610, 2871, 3190, 3828, 4785, 5059, 5220, 5742, 6380, 9570, 10118, 11484, 14355, 15177, 19140, 20236, 25295, 28710, 30354, 45531, 50590, 55649, 57420, 60708, 75885, 91062, 101180, 111298, 146711, 151770, 166947, 182124, 222596, 227655, 278245, 293422, 303540, 333894, 440133, 455310, 500841, 556490, 586844, 667788, 733555, 834735, 880266, 910620, 1001682, 1112980, 1320399, 1467110, 1613821, 1669470, 1760532, 2003364, 2200665, 2504205, 2640798, 2934220, 3227642, 3338940, 4401330, 4841463, 5008410, 5281596, 6455284, 6601995, 8069105, 8802660, 9682926, 10016820, 13203990, 14524389, 16138210, 19365852, 24207315, 26407980, 29048778, 32276420, 48414630, 58097556, 72621945, 96829260, 145243890, 290487780]

約数ペア:

[(1, 290487780), (2, 145243890), (3, 96829260), (4, 72621945), (5, 58097556), (6, 48414630), (9, 32276420), (10, 29048778), (11, 26407980), (12, 24207315), (15, 19365852), (18, 16138210), (20, 14524389), (22, 13203990), (29, 10016820), (30, 9682926), (33, 8802660), (36, 8069105), (44, 6601995), (45, 6455284), (55, 5281596), (58, 5008410), (60, 4841463), (66, 4401330), (87, 3338940), (90, 3227642), (99, 2934220), (110, 2640798), (116, 2504205), (132, 2200665), (145, 2003364), (165, 1760532), (174, 1669470), (180, 1613821), (198, 1467110), (220, 1320399), (261, 1112980), (290, 1001682), (319, 910620), (330, 880266), (348, 834735), (396, 733555), (435, 667788), (495, 586844), (522, 556490), (580, 500841), (638, 455310), (660, 440133), (870, 333894), (957, 303540), (990, 293422), (1044, 278245), (1276, 227655), (1305, 222596), (1595, 182124), (1740, 166947), (1914, 151770), (1980, 146711), (2610, 111298), (2871, 101180), (3190, 91062), (3828, 75885), (4785, 60708), (5059, 57420), (5220, 55649), (5742, 50590), (6380, 45531), (9570, 30354), (10118, 28710), (11484, 25295), (14355, 20236), (15177, 19140)]