131403960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 445798080

約数和(自身を除く): 314394120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 71, 72, 90, 97, 106, 120, 142, 159, 180, 194, 212, 213, 265, 284, 291, 318, 355, 360, 388, 424, 426, 477, 485, 530, 568, 582, 636, 639, 710, 776, 795, 852, 873, 954, 970, 1060, 1065, 1164, 1272, 1278, 1420, 1455, 1590, 1704, 1746, 1908, 1940, 2120, 2130, 2328, 2385, 2556, 2840, 2910, 3180, 3195, 3492, 3763, 3816, 3880, 4260, 4365, 4770, 5112, 5141, 5820, 6360, 6390, 6887, 6984, 7526, 8520, 8730, 9540, 10282, 11289, 11640, 12780, 13774, 15052, 15423, 17460, 18815, 19080, 20564, 20661, 22578, 25560, 25705, 27548, 30104, 30846, 33867, 34435, 34920, 37630, 41128, 41322, 45156, 46269, 51410, 55096, 56445, 61692, 61983, 67734, 68870, 75260, 77115, 82644, 90312, 92538, 102820, 103305, 112890, 123384, 123966, 135468, 137740, 150520, 154230, 165288, 169335, 185076, 205640, 206610, 225780, 231345, 247932, 270936, 275480, 308460, 309915, 338670, 365011, 370152, 413220, 451560, 462690, 495864, 616920, 619830, 677340, 730022, 826440, 925380, 1095033, 1239660, 1354680, 1460044, 1825055, 1850760, 2190066, 2479320, 2920088, 3285099, 3650110, 4380132, 5475165, 6570198, 7300220, 8760264, 10950330, 13140396, 14600440, 16425495, 21900660, 26280792, 32850990, 43801320, 65701980, 131403960]

約数ペア:

[(1, 131403960), (2, 65701980), (3, 43801320), (4, 32850990), (5, 26280792), (6, 21900660), (8, 16425495), (9, 14600440), (10, 13140396), (12, 10950330), (15, 8760264), (18, 7300220), (20, 6570198), (24, 5475165), (30, 4380132), (36, 3650110), (40, 3285099), (45, 2920088), (53, 2479320), (60, 2190066), (71, 1850760), (72, 1825055), (90, 1460044), (97, 1354680), (106, 1239660), (120, 1095033), (142, 925380), (159, 826440), (180, 730022), (194, 677340), (212, 619830), (213, 616920), (265, 495864), (284, 462690), (291, 451560), (318, 413220), (355, 370152), (360, 365011), (388, 338670), (424, 309915), (426, 308460), (477, 275480), (485, 270936), (530, 247932), (568, 231345), (582, 225780), (636, 206610), (639, 205640), (710, 185076), (776, 169335), (795, 165288), (852, 154230), (873, 150520), (954, 137740), (970, 135468), (1060, 123966), (1065, 123384), (1164, 112890), (1272, 103305), (1278, 102820), (1420, 92538), (1455, 90312), (1590, 82644), (1704, 77115), (1746, 75260), (1908, 68870), (1940, 67734), (2120, 61983), (2130, 61692), (2328, 56445), (2385, 55096), (2556, 51410), (2840, 46269), (2910, 45156), (3180, 41322), (3195, 41128), (3492, 37630), (3763, 34920), (3816, 34435), (3880, 33867), (4260, 30846), (4365, 30104), (4770, 27548), (5112, 25705), (5141, 25560), (5820, 22578), (6360, 20661), (6390, 20564), (6887, 19080), (6984, 18815), (7526, 17460), (8520, 15423), (8730, 15052), (9540, 13774), (10282, 12780), (11289, 11640)]