235154840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2671}}^1$

素因数の和:2784

約数の個数: 64

約数和(自身を含む): 554065920

約数和(自身を除く): 318911080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 2201, 2671, 2840, 4402, 5342, 8804, 10684, 11005, 13355, 17608, 21368, 22010, 26710, 44020, 53420, 82801, 88040, 106840, 165602, 189641, 331204, 379282, 414005, 662408, 758564, 828010, 948205, 1517128, 1656020, 1896410, 3312040, 3792820, 5878871, 7585640, 11757742, 23515484, 29394355, 47030968, 58788710, 117577420, 235154840]

約数ペア:

[(1, 235154840), (2, 117577420), (4, 58788710), (5, 47030968), (8, 29394355), (10, 23515484), (20, 11757742), (31, 7585640), (40, 5878871), (62, 3792820), (71, 3312040), (124, 1896410), (142, 1656020), (155, 1517128), (248, 948205), (284, 828010), (310, 758564), (355, 662408), (568, 414005), (620, 379282), (710, 331204), (1240, 189641), (1420, 165602), (2201, 106840), (2671, 88040), (2840, 82801), (4402, 53420), (5342, 44020), (8804, 26710), (10684, 22010), (11005, 21368), (13355, 17608)]