77272020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{8761}}^1$

素因数の和:8790

約数の個数: 108

約数和(自身を含む): 272690964

約数和(自身を除く): 195418944

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, 8761, 8820, 17522, 26283, 35044, 43805, 52566, 61327, 78849, 87610, 105132, 122654, 131415, 157698, 175220, 183981, 245308, 262830, 306635, 315396, 367962, 394245, 429289, 525660, 551943, 613270, 735924, 788490, 858578, 919905, 1103886, 1226540, 1287867, 1576980, 1717156, 1839810, 2146445, 2207772, 2575734, 2759715, 3679620, 3863601, 4292890, 5151468, 5519430, 6439335, 7727202, 8585780, 11038860, 12878670, 15454404, 19318005, 25757340, 38636010, 77272020]

約数ペア:

[(1, 77272020), (2, 38636010), (3, 25757340), (4, 19318005), (5, 15454404), (6, 12878670), (7, 11038860), (9, 8585780), (10, 7727202), (12, 6439335), (14, 5519430), (15, 5151468), (18, 4292890), (20, 3863601), (21, 3679620), (28, 2759715), (30, 2575734), (35, 2207772), (36, 2146445), (42, 1839810), (45, 1717156), (49, 1576980), (60, 1287867), (63, 1226540), (70, 1103886), (84, 919905), (90, 858578), (98, 788490), (105, 735924), (126, 613270), (140, 551943), (147, 525660), (180, 429289), (196, 394245), (210, 367962), (245, 315396), (252, 306635), (294, 262830), (315, 245308), (420, 183981), (441, 175220), (490, 157698), (588, 131415), (630, 122654), (735, 105132), (882, 87610), (980, 78849), (1260, 61327), (1470, 52566), (1764, 43805), (2205, 35044), (2940, 26283), (4410, 17522), (8761, 8820)]