1440012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 4085760

約数和(自身を除く): 2645748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 79, 84, 93, 98, 124, 147, 158, 186, 196, 217, 237, 294, 316, 372, 434, 474, 553, 588, 651, 868, 948, 1106, 1302, 1519, 1659, 2212, 2449, 2604, 3038, 3318, 3871, 4557, 4898, 6076, 6636, 7347, 7742, 9114, 9796, 11613, 14694, 15484, 17143, 18228, 23226, 29388, 34286, 46452, 51429, 68572, 102858, 120001, 205716, 240002, 360003, 480004, 720006, 1440012]

約数ペア:

[(1, 1440012), (2, 720006), (3, 480004), (4, 360003), (6, 240002), (7, 205716), (12, 120001), (14, 102858), (21, 68572), (28, 51429), (31, 46452), (42, 34286), (49, 29388), (62, 23226), (79, 18228), (84, 17143), (93, 15484), (98, 14694), (124, 11613), (147, 9796), (158, 9114), (186, 7742), (196, 7347), (217, 6636), (237, 6076), (294, 4898), (316, 4557), (372, 3871), (434, 3318), (474, 3038), (553, 2604), (588, 2449), (651, 2212), (868, 1659), (948, 1519), (1106, 1302)]