90435690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{359}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 244632960

約数和(自身を除く): 154197270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 311, 359, 405, 622, 718, 810, 933, 1077, 1555, 1795, 1866, 2154, 2799, 3110, 3231, 3590, 4665, 5385, 5598, 6462, 8397, 9330, 9693, 10770, 13995, 16155, 16794, 19386, 25191, 27990, 29079, 32310, 41985, 48465, 50382, 58158, 83970, 96930, 111649, 125955, 145395, 223298, 251910, 290790, 334947, 558245, 669894, 1004841, 1116490, 1674735, 2009682, 3014523, 3349470, 5024205, 6029046, 9043569, 10048410, 15072615, 18087138, 30145230, 45217845, 90435690]

約数ペア:

[(1, 90435690), (2, 45217845), (3, 30145230), (5, 18087138), (6, 15072615), (9, 10048410), (10, 9043569), (15, 6029046), (18, 5024205), (27, 3349470), (30, 3014523), (45, 2009682), (54, 1674735), (81, 1116490), (90, 1004841), (135, 669894), (162, 558245), (270, 334947), (311, 290790), (359, 251910), (405, 223298), (622, 145395), (718, 125955), (810, 111649), (933, 96930), (1077, 83970), (1555, 58158), (1795, 50382), (1866, 48465), (2154, 41985), (2799, 32310), (3110, 29079), (3231, 27990), (3590, 25191), (4665, 19386), (5385, 16794), (5598, 16155), (6462, 13995), (8397, 10770), (9330, 9693)]