30455775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 63564384

約数和(自身を除く): 33108609

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 61, 63, 75, 105, 175, 183, 225, 305, 315, 317, 427, 525, 549, 915, 951, 1281, 1525, 1575, 1585, 2135, 2219, 2745, 2853, 3843, 4575, 4755, 6405, 6657, 7925, 10675, 11095, 13725, 14265, 19215, 19337, 19971, 23775, 32025, 33285, 55475, 58011, 71325, 96075, 96685, 99855, 135359, 166425, 174033, 290055, 406077, 483425, 499275, 676795, 870165, 1218231, 1450275, 2030385, 3383975, 4350825, 6091155, 10151925, 30455775]

約数ペア:

[(1, 30455775), (3, 10151925), (5, 6091155), (7, 4350825), (9, 3383975), (15, 2030385), (21, 1450275), (25, 1218231), (35, 870165), (45, 676795), (61, 499275), (63, 483425), (75, 406077), (105, 290055), (175, 174033), (183, 166425), (225, 135359), (305, 99855), (315, 96685), (317, 96075), (427, 71325), (525, 58011), (549, 55475), (915, 33285), (951, 32025), (1281, 23775), (1525, 19971), (1575, 19337), (1585, 19215), (2135, 14265), (2219, 13725), (2745, 11095), (2853, 10675), (3843, 7925), (4575, 6657), (4755, 6405)]