28069860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 99574272

約数和(自身を除く): 71504412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 53, 60, 65, 70, 78, 84, 91, 97, 105, 106, 130, 140, 156, 159, 182, 194, 195, 210, 212, 260, 265, 273, 291, 318, 364, 371, 388, 390, 420, 455, 485, 530, 546, 582, 636, 679, 689, 742, 780, 795, 910, 970, 1060, 1092, 1113, 1164, 1261, 1358, 1365, 1378, 1455, 1484, 1590, 1820, 1855, 1940, 2037, 2067, 2226, 2522, 2716, 2730, 2756, 2910, 3180, 3395, 3445, 3710, 3783, 4074, 4134, 4452, 4823, 5044, 5141, 5460, 5565, 5820, 6305, 6790, 6890, 7420, 7566, 8148, 8268, 8827, 9646, 10185, 10282, 10335, 11130, 12610, 13580, 13780, 14469, 15132, 15423, 17654, 18915, 19292, 20370, 20564, 20670, 22260, 24115, 25220, 25705, 26481, 28938, 30846, 35308, 35987, 37830, 40740, 41340, 44135, 48230, 51410, 52962, 57876, 61692, 66833, 71974, 72345, 75660, 77115, 88270, 96460, 102820, 105924, 107961, 132405, 133666, 143948, 144690, 154230, 176540, 179935, 200499, 215922, 264810, 267332, 289380, 308460, 334165, 359870, 400998, 431844, 467831, 529620, 539805, 668330, 719740, 801996, 935662, 1002495, 1079610, 1336660, 1403493, 1871324, 2004990, 2159220, 2339155, 2806986, 4009980, 4678310, 5613972, 7017465, 9356620, 14034930, 28069860]

約数ペア:

[(1, 28069860), (2, 14034930), (3, 9356620), (4, 7017465), (5, 5613972), (6, 4678310), (7, 4009980), (10, 2806986), (12, 2339155), (13, 2159220), (14, 2004990), (15, 1871324), (20, 1403493), (21, 1336660), (26, 1079610), (28, 1002495), (30, 935662), (35, 801996), (39, 719740), (42, 668330), (52, 539805), (53, 529620), (60, 467831), (65, 431844), (70, 400998), (78, 359870), (84, 334165), (91, 308460), (97, 289380), (105, 267332), (106, 264810), (130, 215922), (140, 200499), (156, 179935), (159, 176540), (182, 154230), (194, 144690), (195, 143948), (210, 133666), (212, 132405), (260, 107961), (265, 105924), (273, 102820), (291, 96460), (318, 88270), (364, 77115), (371, 75660), (388, 72345), (390, 71974), (420, 66833), (455, 61692), (485, 57876), (530, 52962), (546, 51410), (582, 48230), (636, 44135), (679, 41340), (689, 40740), (742, 37830), (780, 35987), (795, 35308), (910, 30846), (970, 28938), (1060, 26481), (1092, 25705), (1113, 25220), (1164, 24115), (1261, 22260), (1358, 20670), (1365, 20564), (1378, 20370), (1455, 19292), (1484, 18915), (1590, 17654), (1820, 15423), (1855, 15132), (1940, 14469), (2037, 13780), (2067, 13580), (2226, 12610), (2522, 11130), (2716, 10335), (2730, 10282), (2756, 10185), (2910, 9646), (3180, 8827), (3395, 8268), (3445, 8148), (3710, 7566), (3783, 7420), (4074, 6890), (4134, 6790), (4452, 6305), (4823, 5820), (5044, 5565), (5141, 5460)]