165740520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:787

約数の個数: 128

約数和(自身を含む): 545719680

約数和(自身を除く): 379979160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 241, 264, 330, 440, 482, 521, 660, 723, 964, 1042, 1205, 1320, 1446, 1563, 1928, 2084, 2410, 2605, 2651, 2892, 3126, 3615, 4168, 4820, 5210, 5302, 5731, 5784, 6252, 7230, 7815, 7953, 9640, 10420, 10604, 11462, 12504, 13255, 14460, 15630, 15906, 17193, 20840, 21208, 22924, 26510, 28655, 28920, 31260, 31812, 34386, 39765, 45848, 53020, 57310, 62520, 63624, 68772, 79530, 85965, 106040, 114620, 125561, 137544, 159060, 171930, 229240, 251122, 318120, 343860, 376683, 502244, 627805, 687720, 753366, 1004488, 1255610, 1381171, 1506732, 1883415, 2511220, 2762342, 3013464, 3766830, 4143513, 5022440, 5524684, 6905855, 7533660, 8287026, 11049368, 13811710, 15067320, 16574052, 20717565, 27623420, 33148104, 41435130, 55246840, 82870260, 165740520]

約数ペア:

[(1, 165740520), (2, 82870260), (3, 55246840), (4, 41435130), (5, 33148104), (6, 27623420), (8, 20717565), (10, 16574052), (11, 15067320), (12, 13811710), (15, 11049368), (20, 8287026), (22, 7533660), (24, 6905855), (30, 5524684), (33, 5022440), (40, 4143513), (44, 3766830), (55, 3013464), (60, 2762342), (66, 2511220), (88, 1883415), (110, 1506732), (120, 1381171), (132, 1255610), (165, 1004488), (220, 753366), (241, 687720), (264, 627805), (330, 502244), (440, 376683), (482, 343860), (521, 318120), (660, 251122), (723, 229240), (964, 171930), (1042, 159060), (1205, 137544), (1320, 125561), (1446, 114620), (1563, 106040), (1928, 85965), (2084, 79530), (2410, 68772), (2605, 63624), (2651, 62520), (2892, 57310), (3126, 53020), (3615, 45848), (4168, 39765), (4820, 34386), (5210, 31812), (5302, 31260), (5731, 28920), (5784, 28655), (6252, 26510), (7230, 22924), (7815, 21208), (7953, 20840), (9640, 17193), (10420, 15906), (10604, 15630), (11462, 14460), (12504, 13255)]