80675406

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 221184000

約数和(自身を除く): 140508594

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 47, 54, 57, 63, 94, 114, 126, 133, 141, 171, 189, 239, 266, 282, 329, 342, 378, 399, 423, 478, 513, 658, 717, 798, 846, 893, 987, 1026, 1197, 1269, 1434, 1673, 1786, 1974, 2151, 2394, 2538, 2679, 2961, 3346, 3591, 4302, 4541, 5019, 5358, 5922, 6251, 6453, 7182, 8037, 8883, 9082, 10038, 11233, 12502, 12906, 13623, 15057, 16074, 17766, 18753, 22466, 24111, 27246, 30114, 31787, 33699, 37506, 40869, 45171, 48222, 56259, 63574, 67398, 78631, 81738, 90342, 95361, 101097, 112518, 122607, 157262, 168777, 190722, 202194, 213427, 235893, 245214, 286083, 303291, 337554, 426854, 471786, 572166, 606582, 640281, 707679, 858249, 1280562, 1415358, 1493989, 1716498, 1920843, 2123037, 2987978, 3841686, 4246074, 4481967, 5762529, 8963934, 11525058, 13445901, 26891802, 40337703, 80675406]

約数ペア:

[(1, 80675406), (2, 40337703), (3, 26891802), (6, 13445901), (7, 11525058), (9, 8963934), (14, 5762529), (18, 4481967), (19, 4246074), (21, 3841686), (27, 2987978), (38, 2123037), (42, 1920843), (47, 1716498), (54, 1493989), (57, 1415358), (63, 1280562), (94, 858249), (114, 707679), (126, 640281), (133, 606582), (141, 572166), (171, 471786), (189, 426854), (239, 337554), (266, 303291), (282, 286083), (329, 245214), (342, 235893), (378, 213427), (399, 202194), (423, 190722), (478, 168777), (513, 157262), (658, 122607), (717, 112518), (798, 101097), (846, 95361), (893, 90342), (987, 81738), (1026, 78631), (1197, 67398), (1269, 63574), (1434, 56259), (1673, 48222), (1786, 45171), (1974, 40869), (2151, 37506), (2394, 33699), (2538, 31787), (2679, 30114), (2961, 27246), (3346, 24111), (3591, 22466), (4302, 18753), (4541, 17766), (5019, 16074), (5358, 15057), (5922, 13623), (6251, 12906), (6453, 12502), (7182, 11233), (8037, 10038), (8883, 9082)]