15306375

素因数分解:

$3^1\times 5^3\times 7^4\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 80

約数和(自身を含む): 31460832

約数和(自身を除く): 16154457

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 75, 85, 105, 119, 125, 147, 175, 245, 255, 343, 357, 375, 425, 525, 595, 735, 833, 875, 1029, 1225, 1275, 1715, 1785, 2125, 2401, 2499, 2625, 2975, 3675, 4165, 5145, 5831, 6125, 6375, 7203, 8575, 8925, 12005, 12495, 14875, 17493, 18375, 20825, 25725, 29155, 36015, 40817, 42875, 44625, 60025, 62475, 87465, 104125, 122451, 128625, 145775, 180075, 204085, 300125, 312375, 437325, 612255, 728875, 900375, 1020425, 2186625, 3061275, 5102125, 15306375]

約数ペア:

[(1, 15306375), (3, 5102125), (5, 3061275), (7, 2186625), (15, 1020425), (17, 900375), (21, 728875), (25, 612255), (35, 437325), (49, 312375), (51, 300125), (75, 204085), (85, 180075), (105, 145775), (119, 128625), (125, 122451), (147, 104125), (175, 87465), (245, 62475), (255, 60025), (343, 44625), (357, 42875), (375, 40817), (425, 36015), (525, 29155), (595, 25725), (735, 20825), (833, 18375), (875, 17493), (1029, 14875), (1225, 12495), (1275, 12005), (1715, 8925), (1785, 8575), (2125, 7203), (2401, 6375), (2499, 6125), (2625, 5831), (2975, 5145), (3675, 4165)]