38987970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 115623936

約数和(自身を除く): 76635966

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 67, 70, 85, 102, 105, 119, 134, 163, 170, 201, 210, 238, 255, 326, 335, 357, 402, 469, 489, 510, 595, 670, 714, 815, 938, 978, 1005, 1139, 1141, 1190, 1407, 1630, 1785, 2010, 2278, 2282, 2345, 2445, 2771, 2814, 3417, 3423, 3570, 4690, 4890, 5542, 5695, 5705, 6834, 6846, 7035, 7973, 8313, 10921, 11390, 11410, 13855, 14070, 15946, 16626, 17085, 17115, 19397, 21842, 23919, 27710, 32763, 34170, 34230, 38794, 39865, 41565, 47838, 54605, 58191, 65526, 76447, 79730, 83130, 96985, 109210, 116382, 119595, 152894, 163815, 185657, 193970, 229341, 239190, 290955, 327630, 371314, 382235, 458682, 556971, 581910, 764470, 928285, 1113942, 1146705, 1299599, 1856570, 2293410, 2599198, 2784855, 3898797, 5569710, 6497995, 7797594, 12995990, 19493985, 38987970]

約数ペア:

[(1, 38987970), (2, 19493985), (3, 12995990), (5, 7797594), (6, 6497995), (7, 5569710), (10, 3898797), (14, 2784855), (15, 2599198), (17, 2293410), (21, 1856570), (30, 1299599), (34, 1146705), (35, 1113942), (42, 928285), (51, 764470), (67, 581910), (70, 556971), (85, 458682), (102, 382235), (105, 371314), (119, 327630), (134, 290955), (163, 239190), (170, 229341), (201, 193970), (210, 185657), (238, 163815), (255, 152894), (326, 119595), (335, 116382), (357, 109210), (402, 96985), (469, 83130), (489, 79730), (510, 76447), (595, 65526), (670, 58191), (714, 54605), (815, 47838), (938, 41565), (978, 39865), (1005, 38794), (1139, 34230), (1141, 34170), (1190, 32763), (1407, 27710), (1630, 23919), (1785, 21842), (2010, 19397), (2278, 17115), (2282, 17085), (2345, 16626), (2445, 15946), (2771, 14070), (2814, 13855), (3417, 11410), (3423, 11390), (3570, 10921), (4690, 8313), (4890, 7973), (5542, 7035), (5695, 6846), (5705, 6834)]