30641268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 87997056

約数和(自身を除く): 57355788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 41, 42, 49, 62, 82, 84, 93, 98, 123, 124, 147, 164, 186, 196, 217, 246, 287, 294, 372, 434, 492, 574, 588, 651, 861, 868, 1148, 1271, 1302, 1519, 1681, 1722, 2009, 2542, 2604, 3038, 3362, 3444, 3813, 4018, 4557, 5043, 5084, 6027, 6076, 6724, 7626, 8036, 8897, 9114, 10086, 11767, 12054, 15252, 17794, 18228, 20172, 23534, 24108, 26691, 35301, 35588, 47068, 52111, 53382, 62279, 70602, 82369, 104222, 106764, 124558, 141204, 156333, 164738, 186837, 208444, 247107, 249116, 312666, 329476, 364777, 373674, 494214, 625332, 729554, 747348, 988428, 1094331, 1459108, 2188662, 2553439, 4377324, 5106878, 7660317, 10213756, 15320634, 30641268]

約数ペア:

[(1, 30641268), (2, 15320634), (3, 10213756), (4, 7660317), (6, 5106878), (7, 4377324), (12, 2553439), (14, 2188662), (21, 1459108), (28, 1094331), (31, 988428), (41, 747348), (42, 729554), (49, 625332), (62, 494214), (82, 373674), (84, 364777), (93, 329476), (98, 312666), (123, 249116), (124, 247107), (147, 208444), (164, 186837), (186, 164738), (196, 156333), (217, 141204), (246, 124558), (287, 106764), (294, 104222), (372, 82369), (434, 70602), (492, 62279), (574, 53382), (588, 52111), (651, 47068), (861, 35588), (868, 35301), (1148, 26691), (1271, 24108), (1302, 23534), (1519, 20172), (1681, 18228), (1722, 17794), (2009, 15252), (2542, 12054), (2604, 11767), (3038, 10086), (3362, 9114), (3444, 8897), (3813, 8036), (4018, 7626), (4557, 6724), (5043, 6076), (5084, 6027)]