30716385

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 60520320

約数和(自身を除く): 29803935

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 79, 105, 115, 147, 161, 237, 245, 345, 395, 483, 529, 553, 735, 805, 1127, 1185, 1587, 1659, 1817, 2415, 2645, 2765, 3381, 3703, 3871, 5451, 5635, 7935, 8295, 9085, 11109, 11613, 12719, 16905, 18515, 19355, 25921, 27255, 38157, 41791, 55545, 58065, 63595, 77763, 89033, 125373, 129605, 190785, 208955, 267099, 292537, 388815, 445165, 626865, 877611, 1335495, 1462685, 2047759, 4388055, 6143277, 10238795, 30716385]

約数ペア:

[(1, 30716385), (3, 10238795), (5, 6143277), (7, 4388055), (15, 2047759), (21, 1462685), (23, 1335495), (35, 877611), (49, 626865), (69, 445165), (79, 388815), (105, 292537), (115, 267099), (147, 208955), (161, 190785), (237, 129605), (245, 125373), (345, 89033), (395, 77763), (483, 63595), (529, 58065), (553, 55545), (735, 41791), (805, 38157), (1127, 27255), (1185, 25921), (1587, 19355), (1659, 18515), (1817, 16905), (2415, 12719), (2645, 11613), (2765, 11109), (3381, 9085), (3703, 8295), (3871, 7935), (5451, 5635)]