1264788

素因数分解:

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

素因数の和:266

約数の個数: 72

約数和(自身を含む): 3830400

約数和(自身を除く): 2565612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 239, 252, 294, 378, 441, 478, 588, 717, 756, 882, 956, 1323, 1434, 1673, 1764, 2151, 2646, 2868, 3346, 4302, 5019, 5292, 6453, 6692, 8604, 10038, 11711, 12906, 15057, 20076, 23422, 25812, 30114, 35133, 45171, 46844, 60228, 70266, 90342, 105399, 140532, 180684, 210798, 316197, 421596, 632394, 1264788]

約数ペア:

[(1, 1264788), (2, 632394), (3, 421596), (4, 316197), (6, 210798), (7, 180684), (9, 140532), (12, 105399), (14, 90342), (18, 70266), (21, 60228), (27, 46844), (28, 45171), (36, 35133), (42, 30114), (49, 25812), (54, 23422), (63, 20076), (84, 15057), (98, 12906), (108, 11711), (126, 10038), (147, 8604), (189, 6692), (196, 6453), (239, 5292), (252, 5019), (294, 4302), (378, 3346), (441, 2868), (478, 2646), (588, 2151), (717, 1764), (756, 1673), (882, 1434), (956, 1323)]