72728775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:841

約数の個数: 72

約数和(自身を含む): 151515104

約数和(自身を除く): 78786329

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 61, 63, 75, 105, 175, 183, 225, 305, 315, 427, 525, 549, 757, 915, 1281, 1525, 1575, 2135, 2271, 2745, 3785, 3843, 4575, 5299, 6405, 6813, 10675, 11355, 13725, 15897, 18925, 19215, 26495, 32025, 34065, 46177, 47691, 56775, 79485, 96075, 132475, 138531, 170325, 230885, 238455, 323239, 397425, 415593, 692655, 969717, 1154425, 1192275, 1616195, 2077965, 2909151, 3463275, 4848585, 8080975, 10389825, 14545755, 24242925, 72728775]

約数ペア:

[(1, 72728775), (3, 24242925), (5, 14545755), (7, 10389825), (9, 8080975), (15, 4848585), (21, 3463275), (25, 2909151), (35, 2077965), (45, 1616195), (61, 1192275), (63, 1154425), (75, 969717), (105, 692655), (175, 415593), (183, 397425), (225, 323239), (305, 238455), (315, 230885), (427, 170325), (525, 138531), (549, 132475), (757, 96075), (915, 79485), (1281, 56775), (1525, 47691), (1575, 46177), (2135, 34065), (2271, 32025), (2745, 26495), (3785, 19215), (3843, 18925), (4575, 15897), (5299, 13725), (6405, 11355), (6813, 10675)]