720974772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{18223}}^1$

素因数の和:18397

約数の個数: 72

約数和(自身を含む): 2096197376

約数和(自身を除く): 1375222604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 4396, 5652, 6594, 9891, 13188, 18223, 19782, 36446, 39564, 54669, 72892, 109338, 127561, 164007, 218676, 255122, 328014, 382683, 510244, 656028, 765366, 1148049, 1530732, 2296098, 2861011, 4592196, 5722022, 8583033, 11444044, 17166066, 20027077, 25749099, 34332132, 40054154, 51498198, 60081231, 80108308, 102996396, 120162462, 180243693, 240324924, 360487386, 720974772]

約数ペア:

[(1, 720974772), (2, 360487386), (3, 240324924), (4, 180243693), (6, 120162462), (7, 102996396), (9, 80108308), (12, 60081231), (14, 51498198), (18, 40054154), (21, 34332132), (28, 25749099), (36, 20027077), (42, 17166066), (63, 11444044), (84, 8583033), (126, 5722022), (157, 4592196), (252, 2861011), (314, 2296098), (471, 1530732), (628, 1148049), (942, 765366), (1099, 656028), (1413, 510244), (1884, 382683), (2198, 328014), (2826, 255122), (3297, 218676), (4396, 164007), (5652, 127561), (6594, 109338), (9891, 72892), (13188, 54669), (18223, 39564), (19782, 36446)]