128411672

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 259580160

約数和(自身を除く): 131168488

約数列:

[1, 2, 4, 8, 31, 41, 62, 73, 82, 124, 146, 164, 173, 248, 292, 328, 346, 584, 692, 1271, 1384, 2263, 2542, 2993, 4526, 5084, 5363, 5986, 7093, 9052, 10168, 10726, 11972, 12629, 14186, 18104, 21452, 23944, 25258, 28372, 42904, 50516, 56744, 92783, 101032, 185566, 219883, 371132, 391499, 439766, 517789, 742264, 782998, 879532, 1035578, 1565996, 1759064, 2071156, 3131992, 4142312, 16051459, 32102918, 64205836, 128411672]

約数ペア:

[(1, 128411672), (2, 64205836), (4, 32102918), (8, 16051459), (31, 4142312), (41, 3131992), (62, 2071156), (73, 1759064), (82, 1565996), (124, 1035578), (146, 879532), (164, 782998), (173, 742264), (248, 517789), (292, 439766), (328, 391499), (346, 371132), (584, 219883), (692, 185566), (1271, 101032), (1384, 92783), (2263, 56744), (2542, 50516), (2993, 42904), (4526, 28372), (5084, 25258), (5363, 23944), (5986, 21452), (7093, 18104), (9052, 14186), (10168, 12629), (10726, 11972)]