78213804

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1247

約数の個数: 72

約数和(自身を含む): 204240960

約数和(自身を除く): 126027156

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, 1187, 1292, 1734, 1938, 2374, 3468, 3561, 3876, 4748, 5491, 7122, 10982, 14244, 16473, 20179, 21964, 22553, 32946, 40358, 45106, 60537, 65892, 67659, 80716, 90212, 121074, 135318, 242148, 270636, 343043, 383401, 686086, 766802, 1029129, 1150203, 1372172, 1533604, 2058258, 2300406, 4116516, 4600812, 6517817, 13035634, 19553451, 26071268, 39106902, 78213804]

約数ペア:

[(1, 78213804), (2, 39106902), (3, 26071268), (4, 19553451), (6, 13035634), (12, 6517817), (17, 4600812), (19, 4116516), (34, 2300406), (38, 2058258), (51, 1533604), (57, 1372172), (68, 1150203), (76, 1029129), (102, 766802), (114, 686086), (204, 383401), (228, 343043), (289, 270636), (323, 242148), (578, 135318), (646, 121074), (867, 90212), (969, 80716), (1156, 67659), (1187, 65892), (1292, 60537), (1734, 45106), (1938, 40358), (2374, 32946), (3468, 22553), (3561, 21964), (3876, 20179), (4748, 16473), (5491, 14244), (7122, 10982)]