81876060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{9283}}^1$

素因数の和:9312

約数の個数: 108

約数和(自身を含む): 288936648

約数和(自身を除く): 207060588

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, 9283, 18566, 27849, 37132, 46415, 55698, 64981, 83547, 92830, 111396, 129962, 139245, 167094, 185660, 194943, 259924, 278490, 324905, 334188, 389886, 417735, 454867, 556980, 584829, 649810, 779772, 835470, 909734, 974715, 1169658, 1299620, 1364601, 1670940, 1819468, 1949430, 2274335, 2339316, 2729202, 2924145, 3898860, 4093803, 4548670, 5458404, 5848290, 6823005, 8187606, 9097340, 11696580, 13646010, 16375212, 20469015, 27292020, 40938030, 81876060]

約数ペア:

[(1, 81876060), (2, 40938030), (3, 27292020), (4, 20469015), (5, 16375212), (6, 13646010), (7, 11696580), (9, 9097340), (10, 8187606), (12, 6823005), (14, 5848290), (15, 5458404), (18, 4548670), (20, 4093803), (21, 3898860), (28, 2924145), (30, 2729202), (35, 2339316), (36, 2274335), (42, 1949430), (45, 1819468), (49, 1670940), (60, 1364601), (63, 1299620), (70, 1169658), (84, 974715), (90, 909734), (98, 835470), (105, 779772), (126, 649810), (140, 584829), (147, 556980), (180, 454867), (196, 417735), (210, 389886), (245, 334188), (252, 324905), (294, 278490), (315, 259924), (420, 194943), (441, 185660), (490, 167094), (588, 139245), (630, 129962), (735, 111396), (882, 92830), (980, 83547), (1260, 64981), (1470, 55698), (1764, 46415), (2205, 37132), (2940, 27849), (4410, 18566), (8820, 9283)]