68072280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:705

約数の個数: 128

約数和(自身を含む): 218419200

約数和(自身を除く): 150346920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 631, 696, 744, 870, 899, 930, 1160, 1240, 1262, 1740, 1798, 1860, 1893, 2524, 2697, 3155, 3480, 3596, 3720, 3786, 4495, 5048, 5394, 6310, 7192, 7572, 8990, 9465, 10788, 12620, 13485, 15144, 17980, 18299, 18930, 19561, 21576, 25240, 26970, 35960, 36598, 37860, 39122, 53940, 54897, 58683, 73196, 75720, 78244, 91495, 97805, 107880, 109794, 117366, 146392, 156488, 182990, 195610, 219588, 234732, 274485, 293415, 365980, 391220, 439176, 469464, 548970, 567269, 586830, 731960, 782440, 1097940, 1134538, 1173660, 1701807, 2195880, 2269076, 2347320, 2836345, 3403614, 4538152, 5672690, 6807228, 8509035, 11345380, 13614456, 17018070, 22690760, 34036140, 68072280]

約数ペア:

[(1, 68072280), (2, 34036140), (3, 22690760), (4, 17018070), (5, 13614456), (6, 11345380), (8, 8509035), (10, 6807228), (12, 5672690), (15, 4538152), (20, 3403614), (24, 2836345), (29, 2347320), (30, 2269076), (31, 2195880), (40, 1701807), (58, 1173660), (60, 1134538), (62, 1097940), (87, 782440), (93, 731960), (116, 586830), (120, 567269), (124, 548970), (145, 469464), (155, 439176), (174, 391220), (186, 365980), (232, 293415), (248, 274485), (290, 234732), (310, 219588), (348, 195610), (372, 182990), (435, 156488), (465, 146392), (580, 117366), (620, 109794), (631, 107880), (696, 97805), (744, 91495), (870, 78244), (899, 75720), (930, 73196), (1160, 58683), (1240, 54897), (1262, 53940), (1740, 39122), (1798, 37860), (1860, 36598), (1893, 35960), (2524, 26970), (2697, 25240), (3155, 21576), (3480, 19561), (3596, 18930), (3720, 18299), (3786, 17980), (4495, 15144), (5048, 13485), (5394, 12620), (6310, 10788), (7192, 9465), (7572, 8990)]