23101980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 78382080

約数和(自身を除く): 55280100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 29, 30, 33, 34, 44, 51, 55, 58, 60, 66, 68, 71, 85, 87, 102, 110, 116, 132, 142, 145, 165, 170, 174, 187, 204, 213, 220, 255, 284, 290, 319, 330, 340, 348, 355, 374, 426, 435, 493, 510, 561, 580, 638, 660, 710, 748, 781, 852, 870, 935, 957, 986, 1020, 1065, 1122, 1207, 1276, 1420, 1479, 1562, 1595, 1740, 1870, 1914, 1972, 2059, 2130, 2244, 2343, 2414, 2465, 2805, 2958, 3124, 3190, 3621, 3740, 3828, 3905, 4118, 4260, 4686, 4785, 4828, 4930, 5423, 5610, 5916, 6035, 6177, 6380, 7242, 7395, 7810, 8236, 9372, 9570, 9860, 10295, 10846, 11220, 11715, 12070, 12354, 13277, 14484, 14790, 15620, 16269, 18105, 19140, 20590, 21692, 22649, 23430, 24140, 24708, 26554, 27115, 29580, 30885, 32538, 35003, 36210, 39831, 41180, 45298, 46860, 53108, 54230, 61770, 65076, 66385, 67947, 70006, 72420, 79662, 81345, 90596, 105009, 108460, 113245, 123540, 132770, 135894, 140012, 159324, 162690, 175015, 199155, 210018, 226490, 265540, 271788, 325380, 339735, 350030, 385033, 398310, 420036, 452980, 525045, 679470, 700060, 770066, 796620, 1050090, 1155099, 1358940, 1540132, 1925165, 2100180, 2310198, 3850330, 4620396, 5775495, 7700660, 11550990, 23101980]

約数ペア:

[(1, 23101980), (2, 11550990), (3, 7700660), (4, 5775495), (5, 4620396), (6, 3850330), (10, 2310198), (11, 2100180), (12, 1925165), (15, 1540132), (17, 1358940), (20, 1155099), (22, 1050090), (29, 796620), (30, 770066), (33, 700060), (34, 679470), (44, 525045), (51, 452980), (55, 420036), (58, 398310), (60, 385033), (66, 350030), (68, 339735), (71, 325380), (85, 271788), (87, 265540), (102, 226490), (110, 210018), (116, 199155), (132, 175015), (142, 162690), (145, 159324), (165, 140012), (170, 135894), (174, 132770), (187, 123540), (204, 113245), (213, 108460), (220, 105009), (255, 90596), (284, 81345), (290, 79662), (319, 72420), (330, 70006), (340, 67947), (348, 66385), (355, 65076), (374, 61770), (426, 54230), (435, 53108), (493, 46860), (510, 45298), (561, 41180), (580, 39831), (638, 36210), (660, 35003), (710, 32538), (748, 30885), (781, 29580), (852, 27115), (870, 26554), (935, 24708), (957, 24140), (986, 23430), (1020, 22649), (1065, 21692), (1122, 20590), (1207, 19140), (1276, 18105), (1420, 16269), (1479, 15620), (1562, 14790), (1595, 14484), (1740, 13277), (1870, 12354), (1914, 12070), (1972, 11715), (2059, 11220), (2130, 10846), (2244, 10295), (2343, 9860), (2414, 9570), (2465, 9372), (2805, 8236), (2958, 7810), (3124, 7395), (3190, 7242), (3621, 6380), (3740, 6177), (3828, 6035), (3905, 5916), (4118, 5610), (4260, 5423), (4686, 4930), (4785, 4828)]