28288620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6833}}^1$

素因数の和:6871

約数の個数: 72

約数和(自身を含む): 89552736

約数和(自身を除く): 61264116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 6833, 13666, 20499, 27332, 34165, 40998, 61497, 68330, 81996, 102495, 122994, 136660, 157159, 204990, 245988, 307485, 314318, 409980, 471477, 614970, 628636, 785795, 942954, 1229940, 1414431, 1571590, 1885908, 2357385, 2828862, 3143180, 4714770, 5657724, 7072155, 9429540, 14144310, 28288620]

約数ペア:

[(1, 28288620), (2, 14144310), (3, 9429540), (4, 7072155), (5, 5657724), (6, 4714770), (9, 3143180), (10, 2828862), (12, 2357385), (15, 1885908), (18, 1571590), (20, 1414431), (23, 1229940), (30, 942954), (36, 785795), (45, 628636), (46, 614970), (60, 471477), (69, 409980), (90, 314318), (92, 307485), (115, 245988), (138, 204990), (180, 157159), (207, 136660), (230, 122994), (276, 102495), (345, 81996), (414, 68330), (460, 61497), (690, 40998), (828, 34165), (1035, 27332), (1380, 20499), (2070, 13666), (4140, 6833)]