30075705

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 60565824

約数和(自身を除く): 30490119

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 43, 45, 55, 81, 99, 129, 135, 157, 165, 215, 297, 387, 405, 471, 473, 495, 645, 785, 891, 1161, 1413, 1419, 1485, 1727, 1935, 2355, 2365, 3483, 4239, 4257, 4455, 5181, 5805, 6751, 7065, 7095, 8635, 12717, 12771, 15543, 17415, 20253, 21195, 21285, 25905, 33755, 38313, 46629, 60759, 63585, 63855, 74261, 77715, 101265, 139887, 182277, 191565, 222783, 233145, 303795, 371305, 546831, 668349, 699435, 911385, 1113915, 2005047, 2734155, 3341745, 6015141, 10025235, 30075705]

約数ペア:

[(1, 30075705), (3, 10025235), (5, 6015141), (9, 3341745), (11, 2734155), (15, 2005047), (27, 1113915), (33, 911385), (43, 699435), (45, 668349), (55, 546831), (81, 371305), (99, 303795), (129, 233145), (135, 222783), (157, 191565), (165, 182277), (215, 139887), (297, 101265), (387, 77715), (405, 74261), (471, 63855), (473, 63585), (495, 60759), (645, 46629), (785, 38313), (891, 33755), (1161, 25905), (1413, 21285), (1419, 21195), (1485, 20253), (1727, 17415), (1935, 15543), (2355, 12771), (2365, 12717), (3483, 8635), (4239, 7095), (4257, 7065), (4455, 6751), (5181, 5805)]