61815720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22397}}^1$

素因数の和:22434

約数の個数: 64

約数和(自身を含む): 193518720

約数和(自身を除く): 131703000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 22397, 44794, 67191, 89588, 111985, 134382, 179176, 223970, 268764, 335955, 447940, 515131, 537528, 671910, 895880, 1030262, 1343820, 1545393, 2060524, 2575655, 2687640, 3090786, 4121048, 5151310, 6181572, 7726965, 10302620, 12363144, 15453930, 20605240, 30907860, 61815720]

約数ペア:

[(1, 61815720), (2, 30907860), (3, 20605240), (4, 15453930), (5, 12363144), (6, 10302620), (8, 7726965), (10, 6181572), (12, 5151310), (15, 4121048), (20, 3090786), (23, 2687640), (24, 2575655), (30, 2060524), (40, 1545393), (46, 1343820), (60, 1030262), (69, 895880), (92, 671910), (115, 537528), (120, 515131), (138, 447940), (184, 335955), (230, 268764), (276, 223970), (345, 179176), (460, 134382), (552, 111985), (690, 89588), (920, 67191), (1380, 44794), (2760, 22397)]