258889668

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{3929}}^1$

素因数の和:3989

約数の個数: 72

約数和(自身を含む): 675645600

約数和(自身を除く): 416755932

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 289, 323, 578, 646, 867, 969, 1156, 1292, 1734, 1938, 3468, 3876, 3929, 5491, 7858, 10982, 11787, 15716, 16473, 21964, 23574, 32946, 47148, 65892, 66793, 74651, 133586, 149302, 200379, 223953, 267172, 298604, 400758, 447906, 801516, 895812, 1135481, 1269067, 2270962, 2538134, 3406443, 3807201, 4541924, 5076268, 6812886, 7614402, 13625772, 15228804, 21574139, 43148278, 64722417, 86296556, 129444834, 258889668]

約数ペア:

[(1, 258889668), (2, 129444834), (3, 86296556), (4, 64722417), (6, 43148278), (12, 21574139), (17, 15228804), (19, 13625772), (34, 7614402), (38, 6812886), (51, 5076268), (57, 4541924), (68, 3807201), (76, 3406443), (102, 2538134), (114, 2270962), (204, 1269067), (228, 1135481), (289, 895812), (323, 801516), (578, 447906), (646, 400758), (867, 298604), (969, 267172), (1156, 223953), (1292, 200379), (1734, 149302), (1938, 133586), (3468, 74651), (3876, 66793), (3929, 65892), (5491, 47148), (7858, 32946), (10982, 23574), (11787, 21964), (15716, 16473)]