31048620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 91929600

約数和(自身を除く): 60880980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 149, 151, 230, 276, 298, 302, 345, 447, 453, 460, 596, 604, 690, 745, 755, 894, 906, 1380, 1490, 1510, 1788, 1812, 2235, 2265, 2980, 3020, 3427, 3473, 4470, 4530, 6854, 6946, 8940, 9060, 10281, 10419, 13708, 13892, 17135, 17365, 20562, 20838, 22499, 34270, 34730, 41124, 41676, 44998, 51405, 52095, 67497, 68540, 69460, 89996, 102810, 104190, 112495, 134994, 205620, 208380, 224990, 269988, 337485, 449980, 517477, 674970, 1034954, 1349940, 1552431, 2069908, 2587385, 3104862, 5174770, 6209724, 7762155, 10349540, 15524310, 31048620]

約数ペア:

[(1, 31048620), (2, 15524310), (3, 10349540), (4, 7762155), (5, 6209724), (6, 5174770), (10, 3104862), (12, 2587385), (15, 2069908), (20, 1552431), (23, 1349940), (30, 1034954), (46, 674970), (60, 517477), (69, 449980), (92, 337485), (115, 269988), (138, 224990), (149, 208380), (151, 205620), (230, 134994), (276, 112495), (298, 104190), (302, 102810), (345, 89996), (447, 69460), (453, 68540), (460, 67497), (596, 52095), (604, 51405), (690, 44998), (745, 41676), (755, 41124), (894, 34730), (906, 34270), (1380, 22499), (1490, 20838), (1510, 20562), (1788, 17365), (1812, 17135), (2235, 13892), (2265, 13708), (2980, 10419), (3020, 10281), (3427, 9060), (3473, 8940), (4470, 6946), (4530, 6854)]