30620475

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 58767072

約数和(自身を除く): 28146597

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 61, 69, 75, 97, 115, 183, 207, 225, 291, 305, 345, 485, 549, 575, 873, 915, 1035, 1403, 1455, 1525, 1725, 2231, 2425, 2745, 4209, 4365, 4575, 5175, 5917, 6693, 7015, 7275, 11155, 12627, 13725, 17751, 20079, 21045, 21825, 29585, 33465, 35075, 53253, 55775, 63135, 88755, 100395, 105225, 136091, 147925, 167325, 266265, 315675, 408273, 443775, 501975, 680455, 1224819, 1331325, 2041365, 3402275, 6124095, 10206825, 30620475]

約数ペア:

[(1, 30620475), (3, 10206825), (5, 6124095), (9, 3402275), (15, 2041365), (23, 1331325), (25, 1224819), (45, 680455), (61, 501975), (69, 443775), (75, 408273), (97, 315675), (115, 266265), (183, 167325), (207, 147925), (225, 136091), (291, 105225), (305, 100395), (345, 88755), (485, 63135), (549, 55775), (575, 53253), (873, 35075), (915, 33465), (1035, 29585), (1403, 21825), (1455, 21045), (1525, 20079), (1725, 17751), (2231, 13725), (2425, 12627), (2745, 11155), (4209, 7275), (4365, 7015), (4575, 6693), (5175, 5917)]