71965740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 258628608

約数和(自身を除く): 186662868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 37, 42, 44, 55, 60, 66, 70, 74, 77, 84, 105, 110, 111, 132, 140, 148, 154, 165, 185, 210, 220, 222, 231, 259, 308, 330, 370, 385, 407, 420, 421, 444, 462, 518, 555, 660, 740, 770, 777, 814, 842, 924, 1036, 1110, 1155, 1221, 1263, 1295, 1540, 1554, 1628, 1684, 2035, 2105, 2220, 2310, 2442, 2526, 2590, 2849, 2947, 3108, 3885, 4070, 4210, 4620, 4631, 4884, 5052, 5180, 5698, 5894, 6105, 6315, 7770, 8140, 8420, 8547, 8841, 9262, 11396, 11788, 12210, 12630, 13893, 14245, 14735, 15540, 15577, 17094, 17682, 18524, 23155, 24420, 25260, 27786, 28490, 29470, 31154, 32417, 34188, 35364, 42735, 44205, 46310, 46731, 55572, 56980, 58940, 62308, 64834, 69465, 77885, 85470, 88410, 92620, 93462, 97251, 109039, 129668, 138930, 155770, 162085, 170940, 171347, 176820, 186924, 194502, 218078, 233655, 277860, 311540, 324170, 327117, 342694, 389004, 436156, 467310, 486255, 514041, 545195, 648340, 654234, 685388, 856735, 934620, 972510, 1028082, 1090390, 1199429, 1308468, 1635585, 1713470, 1945020, 2056164, 2180780, 2398858, 2570205, 3271170, 3426940, 3598287, 4797716, 5140410, 5997145, 6542340, 7196574, 10280820, 11994290, 14393148, 17991435, 23988580, 35982870, 71965740]

約数ペア:

[(1, 71965740), (2, 35982870), (3, 23988580), (4, 17991435), (5, 14393148), (6, 11994290), (7, 10280820), (10, 7196574), (11, 6542340), (12, 5997145), (14, 5140410), (15, 4797716), (20, 3598287), (21, 3426940), (22, 3271170), (28, 2570205), (30, 2398858), (33, 2180780), (35, 2056164), (37, 1945020), (42, 1713470), (44, 1635585), (55, 1308468), (60, 1199429), (66, 1090390), (70, 1028082), (74, 972510), (77, 934620), (84, 856735), (105, 685388), (110, 654234), (111, 648340), (132, 545195), (140, 514041), (148, 486255), (154, 467310), (165, 436156), (185, 389004), (210, 342694), (220, 327117), (222, 324170), (231, 311540), (259, 277860), (308, 233655), (330, 218078), (370, 194502), (385, 186924), (407, 176820), (420, 171347), (421, 170940), (444, 162085), (462, 155770), (518, 138930), (555, 129668), (660, 109039), (740, 97251), (770, 93462), (777, 92620), (814, 88410), (842, 85470), (924, 77885), (1036, 69465), (1110, 64834), (1155, 62308), (1221, 58940), (1263, 56980), (1295, 55572), (1540, 46731), (1554, 46310), (1628, 44205), (1684, 42735), (2035, 35364), (2105, 34188), (2220, 32417), (2310, 31154), (2442, 29470), (2526, 28490), (2590, 27786), (2849, 25260), (2947, 24420), (3108, 23155), (3885, 18524), (4070, 17682), (4210, 17094), (4620, 15577), (4631, 15540), (4884, 14735), (5052, 14245), (5180, 13893), (5698, 12630), (5894, 12210), (6105, 11788), (6315, 11396), (7770, 9262), (8140, 8841), (8420, 8547)]