56189980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 154441728

約数和(自身を除く): 98251748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 107, 110, 121, 124, 140, 154, 155, 214, 217, 220, 242, 308, 310, 341, 385, 428, 434, 484, 535, 605, 620, 682, 749, 770, 847, 868, 1070, 1085, 1177, 1210, 1364, 1498, 1540, 1694, 1705, 2140, 2170, 2354, 2387, 2420, 2996, 3317, 3388, 3410, 3745, 3751, 4235, 4340, 4708, 4774, 5885, 6634, 6820, 7490, 7502, 8239, 8470, 9548, 11770, 11935, 12947, 13268, 14980, 15004, 16478, 16585, 16940, 18755, 23219, 23540, 23870, 25894, 26257, 32956, 33170, 36487, 37510, 41195, 46438, 47740, 51788, 52514, 64735, 66340, 72974, 75020, 82390, 90629, 92876, 105028, 116095, 129470, 131285, 145948, 164780, 181258, 182435, 232190, 255409, 258940, 262570, 362516, 364870, 401357, 453145, 464380, 510818, 525140, 729740, 802714, 906290, 1021636, 1277045, 1605428, 1812580, 2006785, 2554090, 2809499, 4013570, 5108180, 5618998, 8027140, 11237996, 14047495, 28094990, 56189980]

約数ペア:

[(1, 56189980), (2, 28094990), (4, 14047495), (5, 11237996), (7, 8027140), (10, 5618998), (11, 5108180), (14, 4013570), (20, 2809499), (22, 2554090), (28, 2006785), (31, 1812580), (35, 1605428), (44, 1277045), (55, 1021636), (62, 906290), (70, 802714), (77, 729740), (107, 525140), (110, 510818), (121, 464380), (124, 453145), (140, 401357), (154, 364870), (155, 362516), (214, 262570), (217, 258940), (220, 255409), (242, 232190), (308, 182435), (310, 181258), (341, 164780), (385, 145948), (428, 131285), (434, 129470), (484, 116095), (535, 105028), (605, 92876), (620, 90629), (682, 82390), (749, 75020), (770, 72974), (847, 66340), (868, 64735), (1070, 52514), (1085, 51788), (1177, 47740), (1210, 46438), (1364, 41195), (1498, 37510), (1540, 36487), (1694, 33170), (1705, 32956), (2140, 26257), (2170, 25894), (2354, 23870), (2387, 23540), (2420, 23219), (2996, 18755), (3317, 16940), (3388, 16585), (3410, 16478), (3745, 15004), (3751, 14980), (4235, 13268), (4340, 12947), (4708, 11935), (4774, 11770), (5885, 9548), (6634, 8470), (6820, 8239), (7490, 7502)]