72886520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:973

約数の個数: 96

約数和(自身を含む): 195637680

約数和(自身を除く): 122751160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 98, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 574, 820, 907, 980, 1148, 1435, 1640, 1814, 1960, 2009, 2296, 2870, 3628, 4018, 4535, 5740, 6349, 7256, 8036, 9070, 10045, 11480, 12698, 16072, 18140, 20090, 25396, 31745, 36280, 37187, 40180, 44443, 50792, 63490, 74374, 80360, 88886, 126980, 148748, 177772, 185935, 222215, 253960, 260309, 297496, 355544, 371870, 444430, 520618, 743740, 888860, 1041236, 1301545, 1487480, 1777720, 1822163, 2082472, 2603090, 3644326, 5206180, 7288652, 9110815, 10412360, 14577304, 18221630, 36443260, 72886520]

約数ペア:

[(1, 72886520), (2, 36443260), (4, 18221630), (5, 14577304), (7, 10412360), (8, 9110815), (10, 7288652), (14, 5206180), (20, 3644326), (28, 2603090), (35, 2082472), (40, 1822163), (41, 1777720), (49, 1487480), (56, 1301545), (70, 1041236), (82, 888860), (98, 743740), (140, 520618), (164, 444430), (196, 371870), (205, 355544), (245, 297496), (280, 260309), (287, 253960), (328, 222215), (392, 185935), (410, 177772), (490, 148748), (574, 126980), (820, 88886), (907, 80360), (980, 74374), (1148, 63490), (1435, 50792), (1640, 44443), (1814, 40180), (1960, 37187), (2009, 36280), (2296, 31745), (2870, 25396), (3628, 20090), (4018, 18140), (4535, 16072), (5740, 12698), (6349, 11480), (7256, 10045), (8036, 9070)]