260379420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:592

約数の個数: 192

約数和(自身を含む): 891985920

約数和(自身を除く): 631606500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 67, 70, 76, 84, 95, 105, 114, 133, 134, 140, 190, 201, 210, 228, 266, 268, 285, 335, 380, 399, 402, 420, 469, 487, 532, 570, 665, 670, 798, 804, 938, 974, 1005, 1140, 1273, 1330, 1340, 1407, 1461, 1596, 1876, 1948, 1995, 2010, 2345, 2435, 2546, 2660, 2814, 2922, 3409, 3819, 3990, 4020, 4690, 4870, 5092, 5628, 5844, 6365, 6818, 7035, 7305, 7638, 7980, 8911, 9253, 9380, 9740, 10227, 12730, 13636, 14070, 14610, 15276, 17045, 17822, 18506, 19095, 20454, 25460, 26733, 27759, 28140, 29220, 32629, 34090, 35644, 37012, 38190, 40908, 44555, 46265, 51135, 53466, 55518, 64771, 65258, 68180, 76380, 89110, 92530, 97887, 102270, 106932, 111036, 129542, 130516, 133665, 138795, 163145, 178220, 185060, 194313, 195774, 204540, 228403, 259084, 267330, 277590, 323855, 326290, 388626, 391548, 456806, 489435, 534660, 555180, 619951, 647710, 652580, 685209, 777252, 913612, 971565, 978870, 1142015, 1239902, 1295420, 1370418, 1859853, 1943130, 1957740, 2284030, 2479804, 2740836, 3099755, 3426045, 3719706, 3886260, 4339657, 4568060, 6199510, 6852090, 7439412, 8679314, 9299265, 12399020, 13018971, 13704180, 17358628, 18598530, 21698285, 26037942, 37197060, 43396570, 52075884, 65094855, 86793140, 130189710, 260379420]

約数ペア:

[(1, 260379420), (2, 130189710), (3, 86793140), (4, 65094855), (5, 52075884), (6, 43396570), (7, 37197060), (10, 26037942), (12, 21698285), (14, 18598530), (15, 17358628), (19, 13704180), (20, 13018971), (21, 12399020), (28, 9299265), (30, 8679314), (35, 7439412), (38, 6852090), (42, 6199510), (57, 4568060), (60, 4339657), (67, 3886260), (70, 3719706), (76, 3426045), (84, 3099755), (95, 2740836), (105, 2479804), (114, 2284030), (133, 1957740), (134, 1943130), (140, 1859853), (190, 1370418), (201, 1295420), (210, 1239902), (228, 1142015), (266, 978870), (268, 971565), (285, 913612), (335, 777252), (380, 685209), (399, 652580), (402, 647710), (420, 619951), (469, 555180), (487, 534660), (532, 489435), (570, 456806), (665, 391548), (670, 388626), (798, 326290), (804, 323855), (938, 277590), (974, 267330), (1005, 259084), (1140, 228403), (1273, 204540), (1330, 195774), (1340, 194313), (1407, 185060), (1461, 178220), (1596, 163145), (1876, 138795), (1948, 133665), (1995, 130516), (2010, 129542), (2345, 111036), (2435, 106932), (2546, 102270), (2660, 97887), (2814, 92530), (2922, 89110), (3409, 76380), (3819, 68180), (3990, 65258), (4020, 64771), (4690, 55518), (4870, 53466), (5092, 51135), (5628, 46265), (5844, 44555), (6365, 40908), (6818, 38190), (7035, 37012), (7305, 35644), (7638, 34090), (7980, 32629), (8911, 29220), (9253, 28140), (9380, 27759), (9740, 26733), (10227, 25460), (12730, 20454), (13636, 19095), (14070, 18506), (14610, 17822), (15276, 17045)]