4049820

素因数分解:

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

素因数の和:315

約数の個数: 72

約数和(自身を含む): 12448800

約数和(自身を除く): 8398980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 151, 180, 298, 302, 447, 453, 596, 604, 745, 755, 894, 906, 1341, 1359, 1490, 1510, 1788, 1812, 2235, 2265, 2682, 2718, 2980, 3020, 4470, 4530, 5364, 5436, 6705, 6795, 8940, 9060, 13410, 13590, 22499, 26820, 27180, 44998, 67497, 89996, 112495, 134994, 202491, 224990, 269988, 337485, 404982, 449980, 674970, 809964, 1012455, 1349940, 2024910, 4049820]

約数ペア:

[(1, 4049820), (2, 2024910), (3, 1349940), (4, 1012455), (5, 809964), (6, 674970), (9, 449980), (10, 404982), (12, 337485), (15, 269988), (18, 224990), (20, 202491), (30, 134994), (36, 112495), (45, 89996), (60, 67497), (90, 44998), (149, 27180), (151, 26820), (180, 22499), (298, 13590), (302, 13410), (447, 9060), (453, 8940), (596, 6795), (604, 6705), (745, 5436), (755, 5364), (894, 4530), (906, 4470), (1341, 3020), (1359, 2980), (1490, 2718), (1510, 2682), (1788, 2265), (1812, 2235)]