64976520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{751}}^1$

素因数の和:875

約数の個数: 128

約数和(自身を含む): 225239040

約数和(自身を除く): 160262520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 103, 105, 120, 140, 168, 206, 210, 280, 309, 412, 420, 515, 618, 721, 751, 824, 840, 1030, 1236, 1442, 1502, 1545, 2060, 2163, 2253, 2472, 2884, 3004, 3090, 3605, 3755, 4120, 4326, 4506, 5257, 5768, 6008, 6180, 7210, 7510, 8652, 9012, 10514, 10815, 11265, 12360, 14420, 15020, 15771, 17304, 18024, 21028, 21630, 22530, 26285, 28840, 30040, 31542, 42056, 43260, 45060, 52570, 63084, 77353, 78855, 86520, 90120, 105140, 126168, 154706, 157710, 210280, 232059, 309412, 315420, 386765, 464118, 541471, 618824, 630840, 773530, 928236, 1082942, 1160295, 1547060, 1624413, 1856472, 2165884, 2320590, 2707355, 3094120, 3248826, 4331768, 4641180, 5414710, 6497652, 8122065, 9282360, 10829420, 12995304, 16244130, 21658840, 32488260, 64976520]

約数ペア:

[(1, 64976520), (2, 32488260), (3, 21658840), (4, 16244130), (5, 12995304), (6, 10829420), (7, 9282360), (8, 8122065), (10, 6497652), (12, 5414710), (14, 4641180), (15, 4331768), (20, 3248826), (21, 3094120), (24, 2707355), (28, 2320590), (30, 2165884), (35, 1856472), (40, 1624413), (42, 1547060), (56, 1160295), (60, 1082942), (70, 928236), (84, 773530), (103, 630840), (105, 618824), (120, 541471), (140, 464118), (168, 386765), (206, 315420), (210, 309412), (280, 232059), (309, 210280), (412, 157710), (420, 154706), (515, 126168), (618, 105140), (721, 90120), (751, 86520), (824, 78855), (840, 77353), (1030, 63084), (1236, 52570), (1442, 45060), (1502, 43260), (1545, 42056), (2060, 31542), (2163, 30040), (2253, 28840), (2472, 26285), (2884, 22530), (3004, 21630), (3090, 21028), (3605, 18024), (3755, 17304), (4120, 15771), (4326, 15020), (4506, 14420), (5257, 12360), (5768, 11265), (6008, 10815), (6180, 10514), (7210, 9012), (7510, 8652)]