220473708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2127

約数の個数: 96

約数和(自身を含む): 639744000

約数和(自身を除く): 419270292

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 101, 156, 182, 202, 273, 303, 364, 404, 546, 606, 707, 1092, 1212, 1313, 1414, 1999, 2121, 2626, 2828, 3939, 3998, 4242, 5252, 5997, 7878, 7996, 8484, 9191, 11994, 13993, 15756, 18382, 23988, 25987, 27573, 27986, 36764, 41979, 51974, 55146, 55972, 77961, 83958, 103948, 110292, 155922, 167916, 181909, 201899, 311844, 363818, 403798, 545727, 605697, 727636, 807596, 1091454, 1211394, 1413293, 2182908, 2422788, 2624687, 2826586, 4239879, 5249374, 5653172, 7874061, 8479758, 10498748, 15748122, 16959516, 18372809, 31496244, 36745618, 55118427, 73491236, 110236854, 220473708]

約数ペア:

[(1, 220473708), (2, 110236854), (3, 73491236), (4, 55118427), (6, 36745618), (7, 31496244), (12, 18372809), (13, 16959516), (14, 15748122), (21, 10498748), (26, 8479758), (28, 7874061), (39, 5653172), (42, 5249374), (52, 4239879), (78, 2826586), (84, 2624687), (91, 2422788), (101, 2182908), (156, 1413293), (182, 1211394), (202, 1091454), (273, 807596), (303, 727636), (364, 605697), (404, 545727), (546, 403798), (606, 363818), (707, 311844), (1092, 201899), (1212, 181909), (1313, 167916), (1414, 155922), (1999, 110292), (2121, 103948), (2626, 83958), (2828, 77961), (3939, 55972), (3998, 55146), (4242, 51974), (5252, 41979), (5997, 36764), (7878, 27986), (7996, 27573), (8484, 25987), (9191, 23988), (11994, 18382), (13993, 15756)]