245210238

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7879}}^1$

素因数の和:7926

約数の個数: 96

約数和(自身を含む): 688396800

約数和(自身を除く): 443186562

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 741, 798, 819, 1197, 1482, 1638, 1729, 2223, 2394, 3458, 4446, 5187, 7879, 10374, 15561, 15758, 23637, 31122, 47274, 55153, 70911, 102427, 110306, 141822, 149701, 165459, 204854, 299402, 307281, 330918, 449103, 496377, 614562, 716989, 898206, 921843, 992754, 1047907, 1347309, 1433978, 1843686, 1946113, 2095814, 2150967, 2694618, 3143721, 3892226, 4301934, 5838339, 6287442, 6452901, 9431163, 11676678, 12905802, 13622791, 17515017, 18862326, 27245582, 35030034, 40868373, 81736746, 122605119, 245210238]

約数ペア:

[(1, 245210238), (2, 122605119), (3, 81736746), (6, 40868373), (7, 35030034), (9, 27245582), (13, 18862326), (14, 17515017), (18, 13622791), (19, 12905802), (21, 11676678), (26, 9431163), (38, 6452901), (39, 6287442), (42, 5838339), (57, 4301934), (63, 3892226), (78, 3143721), (91, 2694618), (114, 2150967), (117, 2095814), (126, 1946113), (133, 1843686), (171, 1433978), (182, 1347309), (234, 1047907), (247, 992754), (266, 921843), (273, 898206), (342, 716989), (399, 614562), (494, 496377), (546, 449103), (741, 330918), (798, 307281), (819, 299402), (1197, 204854), (1482, 165459), (1638, 149701), (1729, 141822), (2223, 110306), (2394, 102427), (3458, 70911), (4446, 55153), (5187, 47274), (7879, 31122), (10374, 23637), (15561, 15758)]