80111340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 255528000

約数和(自身を除く): 175416660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 103, 116, 145, 149, 174, 180, 206, 261, 290, 298, 309, 348, 412, 435, 447, 515, 522, 580, 596, 618, 745, 870, 894, 927, 1030, 1044, 1236, 1305, 1341, 1490, 1545, 1740, 1788, 1854, 2060, 2235, 2610, 2682, 2980, 2987, 3090, 3708, 4321, 4470, 4635, 5220, 5364, 5974, 6180, 6705, 8642, 8940, 8961, 9270, 11948, 12963, 13410, 14935, 15347, 17284, 17922, 18540, 21605, 25926, 26820, 26883, 29870, 30694, 35844, 38889, 43210, 44805, 46041, 51852, 53766, 59740, 61388, 64815, 76735, 77778, 86420, 89610, 92082, 107532, 129630, 134415, 138123, 153470, 155556, 179220, 184164, 194445, 230205, 259260, 268830, 276246, 306940, 388890, 445063, 460410, 537660, 552492, 690615, 777780, 890126, 920820, 1335189, 1381230, 1780252, 2225315, 2670378, 2762460, 4005567, 4450630, 5340756, 6675945, 8011134, 8901260, 13351890, 16022268, 20027835, 26703780, 40055670, 80111340]

約数ペア:

[(1, 80111340), (2, 40055670), (3, 26703780), (4, 20027835), (5, 16022268), (6, 13351890), (9, 8901260), (10, 8011134), (12, 6675945), (15, 5340756), (18, 4450630), (20, 4005567), (29, 2762460), (30, 2670378), (36, 2225315), (45, 1780252), (58, 1381230), (60, 1335189), (87, 920820), (90, 890126), (103, 777780), (116, 690615), (145, 552492), (149, 537660), (174, 460410), (180, 445063), (206, 388890), (261, 306940), (290, 276246), (298, 268830), (309, 259260), (348, 230205), (412, 194445), (435, 184164), (447, 179220), (515, 155556), (522, 153470), (580, 138123), (596, 134415), (618, 129630), (745, 107532), (870, 92082), (894, 89610), (927, 86420), (1030, 77778), (1044, 76735), (1236, 64815), (1305, 61388), (1341, 59740), (1490, 53766), (1545, 51852), (1740, 46041), (1788, 44805), (1854, 43210), (2060, 38889), (2235, 35844), (2610, 30694), (2682, 29870), (2980, 26883), (2987, 26820), (3090, 25926), (3708, 21605), (4321, 18540), (4470, 17922), (4635, 17284), (5220, 15347), (5364, 14935), (5974, 13410), (6180, 12963), (6705, 11948), (8642, 9270), (8940, 8961)]