31299780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 94074624

約数和(自身を除く): 62774844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 46, 60, 69, 74, 92, 111, 115, 138, 148, 185, 222, 230, 276, 345, 370, 444, 460, 555, 613, 690, 740, 851, 1110, 1226, 1380, 1702, 1839, 2220, 2452, 2553, 3065, 3404, 3678, 4255, 5106, 6130, 7356, 8510, 9195, 10212, 12260, 12765, 14099, 17020, 18390, 22681, 25530, 28198, 36780, 42297, 45362, 51060, 56396, 68043, 70495, 84594, 90724, 113405, 136086, 140990, 169188, 211485, 226810, 272172, 281980, 340215, 422970, 453620, 521663, 680430, 845940, 1043326, 1360860, 1564989, 2086652, 2608315, 3129978, 5216630, 6259956, 7824945, 10433260, 15649890, 31299780]

約数ペア:

[(1, 31299780), (2, 15649890), (3, 10433260), (4, 7824945), (5, 6259956), (6, 5216630), (10, 3129978), (12, 2608315), (15, 2086652), (20, 1564989), (23, 1360860), (30, 1043326), (37, 845940), (46, 680430), (60, 521663), (69, 453620), (74, 422970), (92, 340215), (111, 281980), (115, 272172), (138, 226810), (148, 211485), (185, 169188), (222, 140990), (230, 136086), (276, 113405), (345, 90724), (370, 84594), (444, 70495), (460, 68043), (555, 56396), (613, 51060), (690, 45362), (740, 42297), (851, 36780), (1110, 28198), (1226, 25530), (1380, 22681), (1702, 18390), (1839, 17020), (2220, 14099), (2452, 12765), (2553, 12260), (3065, 10212), (3404, 9195), (3678, 8510), (4255, 7356), (5106, 6130)]