77889420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{8831}}^1$

素因数の和:8860

約数の個数: 108

約数和(自身を含む): 274869504

約数和(自身を除く): 196980084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 8831, 17662, 26493, 35324, 44155, 52986, 61817, 79479, 88310, 105972, 123634, 132465, 158958, 176620, 185451, 247268, 264930, 309085, 317916, 370902, 397395, 432719, 529860, 556353, 618170, 741804, 794790, 865438, 927255, 1112706, 1236340, 1298157, 1589580, 1730876, 1854510, 2163595, 2225412, 2596314, 2781765, 3709020, 3894471, 4327190, 5192628, 5563530, 6490785, 7788942, 8654380, 11127060, 12981570, 15577884, 19472355, 25963140, 38944710, 77889420]

約数ペア:

[(1, 77889420), (2, 38944710), (3, 25963140), (4, 19472355), (5, 15577884), (6, 12981570), (7, 11127060), (9, 8654380), (10, 7788942), (12, 6490785), (14, 5563530), (15, 5192628), (18, 4327190), (20, 3894471), (21, 3709020), (28, 2781765), (30, 2596314), (35, 2225412), (36, 2163595), (42, 1854510), (45, 1730876), (49, 1589580), (60, 1298157), (63, 1236340), (70, 1112706), (84, 927255), (90, 865438), (98, 794790), (105, 741804), (126, 618170), (140, 556353), (147, 529860), (180, 432719), (196, 397395), (210, 370902), (245, 317916), (252, 309085), (294, 264930), (315, 247268), (420, 185451), (441, 176620), (490, 158958), (588, 132465), (630, 123634), (735, 105972), (882, 88310), (980, 79479), (1260, 61817), (1470, 52986), (1764, 44155), (2205, 35324), (2940, 26493), (4410, 17662), (8820, 8831)]