31561860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 106686720

約数和(自身を除く): 75124860

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, 85, 87, 97, 102, 110, 116, 132, 145, 165, 170, 174, 187, 194, 204, 220, 255, 290, 291, 319, 330, 340, 348, 374, 388, 435, 485, 493, 510, 561, 580, 582, 638, 660, 748, 870, 935, 957, 970, 986, 1020, 1067, 1122, 1164, 1276, 1455, 1479, 1595, 1649, 1740, 1870, 1914, 1940, 1972, 2134, 2244, 2465, 2805, 2813, 2910, 2958, 3190, 3201, 3298, 3740, 3828, 4268, 4785, 4930, 4947, 5335, 5423, 5610, 5626, 5820, 5916, 6380, 6402, 6596, 7395, 8245, 8439, 9570, 9860, 9894, 10670, 10846, 11220, 11252, 12804, 14065, 14790, 16005, 16269, 16490, 16878, 18139, 19140, 19788, 21340, 21692, 24735, 27115, 28130, 29580, 30943, 32010, 32538, 32980, 33756, 36278, 42195, 47821, 49470, 54230, 54417, 56260, 61886, 64020, 65076, 72556, 81345, 84390, 90695, 92829, 95642, 98940, 108460, 108834, 123772, 143463, 154715, 162690, 168780, 181390, 185658, 191284, 217668, 239105, 272085, 286926, 309430, 325380, 362780, 371316, 464145, 478210, 526031, 544170, 573852, 618860, 717315, 928290, 956420, 1052062, 1088340, 1434630, 1578093, 1856580, 2104124, 2630155, 2869260, 3156186, 5260310, 6312372, 7890465, 10520620, 15780930, 31561860]

約数ペア:

[(1, 31561860), (2, 15780930), (3, 10520620), (4, 7890465), (5, 6312372), (6, 5260310), (10, 3156186), (11, 2869260), (12, 2630155), (15, 2104124), (17, 1856580), (20, 1578093), (22, 1434630), (29, 1088340), (30, 1052062), (33, 956420), (34, 928290), (44, 717315), (51, 618860), (55, 573852), (58, 544170), (60, 526031), (66, 478210), (68, 464145), (85, 371316), (87, 362780), (97, 325380), (102, 309430), (110, 286926), (116, 272085), (132, 239105), (145, 217668), (165, 191284), (170, 185658), (174, 181390), (187, 168780), (194, 162690), (204, 154715), (220, 143463), (255, 123772), (290, 108834), (291, 108460), (319, 98940), (330, 95642), (340, 92829), (348, 90695), (374, 84390), (388, 81345), (435, 72556), (485, 65076), (493, 64020), (510, 61886), (561, 56260), (580, 54417), (582, 54230), (638, 49470), (660, 47821), (748, 42195), (870, 36278), (935, 33756), (957, 32980), (970, 32538), (986, 32010), (1020, 30943), (1067, 29580), (1122, 28130), (1164, 27115), (1276, 24735), (1455, 21692), (1479, 21340), (1595, 19788), (1649, 19140), (1740, 18139), (1870, 16878), (1914, 16490), (1940, 16269), (1972, 16005), (2134, 14790), (2244, 14065), (2465, 12804), (2805, 11252), (2813, 11220), (2910, 10846), (2958, 10670), (3190, 9894), (3201, 9860), (3298, 9570), (3740, 8439), (3828, 8245), (4268, 7395), (4785, 6596), (4930, 6402), (4947, 6380), (5335, 5916), (5423, 5820), (5610, 5626)]