87781260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7207}}^1$

素因数の和:7255

約数の個数: 96

約数和(自身を含む): 290626560

約数和(自身を除く): 202845300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 3045, 4060, 6090, 7207, 12180, 14414, 21621, 28828, 36035, 43242, 50449, 72070, 86484, 100898, 108105, 144140, 151347, 201796, 209003, 216210, 252245, 302694, 418006, 432420, 504490, 605388, 627009, 756735, 836012, 1008980, 1045015, 1254018, 1463021, 1513470, 2090030, 2508036, 2926042, 3026940, 3135045, 4180060, 4389063, 5852084, 6270090, 7315105, 8778126, 12540180, 14630210, 17556252, 21945315, 29260420, 43890630, 87781260]

約数ペア:

[(1, 87781260), (2, 43890630), (3, 29260420), (4, 21945315), (5, 17556252), (6, 14630210), (7, 12540180), (10, 8778126), (12, 7315105), (14, 6270090), (15, 5852084), (20, 4389063), (21, 4180060), (28, 3135045), (29, 3026940), (30, 2926042), (35, 2508036), (42, 2090030), (58, 1513470), (60, 1463021), (70, 1254018), (84, 1045015), (87, 1008980), (105, 836012), (116, 756735), (140, 627009), (145, 605388), (174, 504490), (203, 432420), (210, 418006), (290, 302694), (348, 252245), (406, 216210), (420, 209003), (435, 201796), (580, 151347), (609, 144140), (812, 108105), (870, 100898), (1015, 86484), (1218, 72070), (1740, 50449), (2030, 43242), (2436, 36035), (3045, 28828), (4060, 21621), (6090, 14414), (7207, 12180)]