255388518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3613}}^1$

素因数の和:3659

約数の個数: 128

約数和(自身を含む): 749399040

約数和(自身を除く): 494010522

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 27, 33, 34, 42, 51, 54, 63, 66, 77, 99, 102, 119, 126, 153, 154, 187, 189, 198, 231, 238, 297, 306, 357, 374, 378, 459, 462, 561, 594, 693, 714, 918, 1071, 1122, 1309, 1386, 1683, 2079, 2142, 2618, 3213, 3366, 3613, 3927, 4158, 5049, 6426, 7226, 7854, 10098, 10839, 11781, 21678, 23562, 25291, 32517, 35343, 39743, 50582, 61421, 65034, 70686, 75873, 79486, 97551, 119229, 122842, 151746, 184263, 195102, 227619, 238458, 278201, 357687, 368526, 429947, 455238, 552789, 556402, 675631, 682857, 715374, 834603, 859894, 1073061, 1105578, 1289841, 1351262, 1365714, 1658367, 1669206, 2026893, 2146122, 2503809, 2579682, 3316734, 3869523, 4053786, 4729417, 5007618, 6080679, 7511427, 7739046, 9458834, 11608569, 12161358, 14188251, 15022854, 18242037, 23217138, 28376502, 36484074, 42564753, 85129506, 127694259, 255388518]

約数ペア:

[(1, 255388518), (2, 127694259), (3, 85129506), (6, 42564753), (7, 36484074), (9, 28376502), (11, 23217138), (14, 18242037), (17, 15022854), (18, 14188251), (21, 12161358), (22, 11608569), (27, 9458834), (33, 7739046), (34, 7511427), (42, 6080679), (51, 5007618), (54, 4729417), (63, 4053786), (66, 3869523), (77, 3316734), (99, 2579682), (102, 2503809), (119, 2146122), (126, 2026893), (153, 1669206), (154, 1658367), (187, 1365714), (189, 1351262), (198, 1289841), (231, 1105578), (238, 1073061), (297, 859894), (306, 834603), (357, 715374), (374, 682857), (378, 675631), (459, 556402), (462, 552789), (561, 455238), (594, 429947), (693, 368526), (714, 357687), (918, 278201), (1071, 238458), (1122, 227619), (1309, 195102), (1386, 184263), (1683, 151746), (2079, 122842), (2142, 119229), (2618, 97551), (3213, 79486), (3366, 75873), (3613, 70686), (3927, 65034), (4158, 61421), (5049, 50582), (6426, 39743), (7226, 35343), (7854, 32517), (10098, 25291), (10839, 23562), (11781, 21678)]