213886980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4259}}^1$

素因数の和:4311

約数の個数: 120

約数和(自身を含む): 692778240

約数和(自身を除く): 478891260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1620, 1674, 1860, 2511, 2790, 3348, 4185, 4259, 5022, 5580, 8370, 8518, 10044, 12555, 12777, 16740, 17036, 21295, 25110, 25554, 38331, 42590, 50220, 51108, 63885, 76662, 85180, 114993, 127770, 132029, 153324, 191655, 229986, 255540, 264058, 344979, 383310, 396087, 459972, 528116, 574965, 660145, 689958, 766620, 792174, 1149930, 1188261, 1320290, 1379916, 1584348, 1724895, 1980435, 2299860, 2376522, 2640580, 3449790, 3564783, 3960870, 4753044, 5941305, 6899580, 7129566, 7921740, 10694349, 11882610, 14259132, 17823915, 21388698, 23765220, 35647830, 42777396, 53471745, 71295660, 106943490, 213886980]

約数ペア:

[(1, 213886980), (2, 106943490), (3, 71295660), (4, 53471745), (5, 42777396), (6, 35647830), (9, 23765220), (10, 21388698), (12, 17823915), (15, 14259132), (18, 11882610), (20, 10694349), (27, 7921740), (30, 7129566), (31, 6899580), (36, 5941305), (45, 4753044), (54, 3960870), (60, 3564783), (62, 3449790), (81, 2640580), (90, 2376522), (93, 2299860), (108, 1980435), (124, 1724895), (135, 1584348), (155, 1379916), (162, 1320290), (180, 1188261), (186, 1149930), (270, 792174), (279, 766620), (310, 689958), (324, 660145), (372, 574965), (405, 528116), (465, 459972), (540, 396087), (558, 383310), (620, 344979), (810, 264058), (837, 255540), (930, 229986), (1116, 191655), (1395, 153324), (1620, 132029), (1674, 127770), (1860, 114993), (2511, 85180), (2790, 76662), (3348, 63885), (4185, 51108), (4259, 50220), (5022, 42590), (5580, 38331), (8370, 25554), (8518, 25110), (10044, 21295), (12555, 17036), (12777, 16740)]