8420711280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1\times {\mathrm{1483}}^1$

素因数の和:1959

約数の個数: 160

約数和(自身を含む): 26630795520

約数和(自身を除く): 18210084240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 80, 118, 120, 177, 236, 240, 295, 354, 401, 472, 590, 708, 802, 885, 944, 1180, 1203, 1416, 1483, 1604, 1770, 2005, 2360, 2406, 2832, 2966, 3208, 3540, 4010, 4449, 4720, 4812, 5932, 6015, 6416, 7080, 7415, 8020, 8898, 9624, 11864, 12030, 14160, 14830, 16040, 17796, 19248, 22245, 23659, 23728, 24060, 29660, 32080, 35592, 44490, 47318, 48120, 59320, 70977, 71184, 87497, 88980, 94636, 96240, 118295, 118640, 141954, 174994, 177960, 189272, 236590, 262491, 283908, 349988, 354885, 355920, 378544, 437485, 473180, 524982, 567816, 594683, 699976, 709770, 874970, 946360, 1049964, 1135632, 1189366, 1312455, 1399952, 1419540, 1749940, 1784049, 1892720, 2099928, 2378732, 2624910, 2839080, 2973415, 3499880, 3568098, 4199856, 4757464, 5249820, 5678160, 5946830, 6999760, 7136196, 8920245, 9514928, 10499640, 11893660, 14272392, 17840490, 20999280, 23787320, 28544784, 35086297, 35680980, 47574640, 70172594, 71361960, 105258891, 140345188, 142723920, 175431485, 210517782, 280690376, 350862970, 421035564, 526294455, 561380752, 701725940, 842071128, 1052588910, 1403451880, 1684142256, 2105177820, 2806903760, 4210355640, 8420711280]

約数ペア:

[(1, 8420711280), (2, 4210355640), (3, 2806903760), (4, 2105177820), (5, 1684142256), (6, 1403451880), (8, 1052588910), (10, 842071128), (12, 701725940), (15, 561380752), (16, 526294455), (20, 421035564), (24, 350862970), (30, 280690376), (40, 210517782), (48, 175431485), (59, 142723920), (60, 140345188), (80, 105258891), (118, 71361960), (120, 70172594), (177, 47574640), (236, 35680980), (240, 35086297), (295, 28544784), (354, 23787320), (401, 20999280), (472, 17840490), (590, 14272392), (708, 11893660), (802, 10499640), (885, 9514928), (944, 8920245), (1180, 7136196), (1203, 6999760), (1416, 5946830), (1483, 5678160), (1604, 5249820), (1770, 4757464), (2005, 4199856), (2360, 3568098), (2406, 3499880), (2832, 2973415), (2966, 2839080), (3208, 2624910), (3540, 2378732), (4010, 2099928), (4449, 1892720), (4720, 1784049), (4812, 1749940), (5932, 1419540), (6015, 1399952), (6416, 1312455), (7080, 1189366), (7415, 1135632), (8020, 1049964), (8898, 946360), (9624, 874970), (11864, 709770), (12030, 699976), (14160, 594683), (14830, 567816), (16040, 524982), (17796, 473180), (19248, 437485), (22245, 378544), (23659, 355920), (23728, 354885), (24060, 349988), (29660, 283908), (32080, 262491), (35592, 236590), (44490, 189272), (47318, 177960), (48120, 174994), (59320, 141954), (70977, 118640), (71184, 118295), (87497, 96240), (88980, 94636)]