248211684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 742758016

約数和(自身を除く): 494546332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 67, 84, 122, 126, 134, 183, 201, 241, 244, 252, 268, 366, 402, 427, 469, 482, 549, 603, 723, 732, 804, 854, 938, 964, 1098, 1206, 1281, 1407, 1446, 1687, 1708, 1876, 2169, 2196, 2412, 2562, 2814, 2892, 3374, 3843, 4087, 4221, 4338, 5061, 5124, 5628, 6748, 7686, 8174, 8442, 8676, 10122, 12261, 14701, 15183, 15372, 16147, 16348, 16884, 20244, 24522, 28609, 29402, 30366, 32294, 36783, 44103, 48441, 49044, 57218, 58804, 60732, 64588, 73566, 85827, 88206, 96882, 102907, 113029, 114436, 132309, 145323, 147132, 171654, 176412, 193764, 205814, 226058, 257481, 264618, 290646, 308721, 339087, 343308, 411628, 452116, 514962, 529236, 581292, 617442, 678174, 926163, 984967, 1017261, 1029924, 1234884, 1356348, 1852326, 1969934, 2034522, 2954901, 3704652, 3939868, 4069044, 5909802, 6894769, 8864703, 11819604, 13789538, 17729406, 20684307, 27579076, 35458812, 41368614, 62052921, 82737228, 124105842, 248211684]

約数ペア:

[(1, 248211684), (2, 124105842), (3, 82737228), (4, 62052921), (6, 41368614), (7, 35458812), (9, 27579076), (12, 20684307), (14, 17729406), (18, 13789538), (21, 11819604), (28, 8864703), (36, 6894769), (42, 5909802), (61, 4069044), (63, 3939868), (67, 3704652), (84, 2954901), (122, 2034522), (126, 1969934), (134, 1852326), (183, 1356348), (201, 1234884), (241, 1029924), (244, 1017261), (252, 984967), (268, 926163), (366, 678174), (402, 617442), (427, 581292), (469, 529236), (482, 514962), (549, 452116), (603, 411628), (723, 343308), (732, 339087), (804, 308721), (854, 290646), (938, 264618), (964, 257481), (1098, 226058), (1206, 205814), (1281, 193764), (1407, 176412), (1446, 171654), (1687, 147132), (1708, 145323), (1876, 132309), (2169, 114436), (2196, 113029), (2412, 102907), (2562, 96882), (2814, 88206), (2892, 85827), (3374, 73566), (3843, 64588), (4087, 60732), (4221, 58804), (4338, 57218), (5061, 49044), (5124, 48441), (5628, 44103), (6748, 36783), (7686, 32294), (8174, 30366), (8442, 29402), (8676, 28609), (10122, 24522), (12261, 20244), (14701, 16884), (15183, 16348), (15372, 16147)]