90145980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1721}}^1$

素因数の和:1836

約数の個数: 96

約数和(自身を含む): 283510080

約数和(自身を除く): 193364100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 388, 485, 540, 582, 873, 970, 1164, 1455, 1721, 1746, 1940, 2619, 2910, 3442, 3492, 4365, 5163, 5238, 5820, 6884, 8605, 8730, 10326, 10476, 13095, 15489, 17210, 17460, 20652, 25815, 26190, 30978, 34420, 46467, 51630, 52380, 61956, 77445, 92934, 103260, 154890, 166937, 185868, 232335, 309780, 333874, 464670, 500811, 667748, 834685, 929340, 1001622, 1502433, 1669370, 2003244, 2504055, 3004866, 3338740, 4507299, 5008110, 6009732, 7512165, 9014598, 10016220, 15024330, 18029196, 22536495, 30048660, 45072990, 90145980]

約数ペア:

[(1, 90145980), (2, 45072990), (3, 30048660), (4, 22536495), (5, 18029196), (6, 15024330), (9, 10016220), (10, 9014598), (12, 7512165), (15, 6009732), (18, 5008110), (20, 4507299), (27, 3338740), (30, 3004866), (36, 2504055), (45, 2003244), (54, 1669370), (60, 1502433), (90, 1001622), (97, 929340), (108, 834685), (135, 667748), (180, 500811), (194, 464670), (270, 333874), (291, 309780), (388, 232335), (485, 185868), (540, 166937), (582, 154890), (873, 103260), (970, 92934), (1164, 77445), (1455, 61956), (1721, 52380), (1746, 51630), (1940, 46467), (2619, 34420), (2910, 30978), (3442, 26190), (3492, 25815), (4365, 20652), (5163, 17460), (5238, 17210), (5820, 15489), (6884, 13095), (8605, 10476), (8730, 10326)]