127878828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1163}}^1$

素因数の和:1212

約数の個数: 144

約数和(自身を含む): 401272704

約数和(自身を除く): 273393876

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 49, 51, 66, 68, 77, 84, 98, 102, 119, 132, 147, 154, 187, 196, 204, 231, 238, 294, 308, 357, 374, 462, 476, 539, 561, 588, 714, 748, 833, 924, 1078, 1122, 1163, 1309, 1428, 1617, 1666, 2156, 2244, 2326, 2499, 2618, 3234, 3332, 3489, 3927, 4652, 4998, 5236, 6468, 6978, 7854, 8141, 9163, 9996, 12793, 13956, 15708, 16282, 18326, 19771, 24423, 25586, 27489, 32564, 36652, 38379, 39542, 48846, 51172, 54978, 56987, 59313, 76758, 79084, 89551, 97692, 109956, 113974, 118626, 138397, 153516, 170961, 179102, 217481, 227948, 237252, 268653, 276794, 341922, 358204, 415191, 434962, 537306, 553588, 626857, 652443, 683844, 830382, 869924, 968779, 1074612, 1253714, 1304886, 1522367, 1660764, 1880571, 1937558, 2507428, 2609772, 2906337, 3044734, 3761142, 3875116, 4567101, 5812674, 6089468, 7522284, 9134202, 10656569, 11625348, 18268404, 21313138, 31969707, 42626276, 63939414, 127878828]

約数ペア:

[(1, 127878828), (2, 63939414), (3, 42626276), (4, 31969707), (6, 21313138), (7, 18268404), (11, 11625348), (12, 10656569), (14, 9134202), (17, 7522284), (21, 6089468), (22, 5812674), (28, 4567101), (33, 3875116), (34, 3761142), (42, 3044734), (44, 2906337), (49, 2609772), (51, 2507428), (66, 1937558), (68, 1880571), (77, 1660764), (84, 1522367), (98, 1304886), (102, 1253714), (119, 1074612), (132, 968779), (147, 869924), (154, 830382), (187, 683844), (196, 652443), (204, 626857), (231, 553588), (238, 537306), (294, 434962), (308, 415191), (357, 358204), (374, 341922), (462, 276794), (476, 268653), (539, 237252), (561, 227948), (588, 217481), (714, 179102), (748, 170961), (833, 153516), (924, 138397), (1078, 118626), (1122, 113974), (1163, 109956), (1309, 97692), (1428, 89551), (1617, 79084), (1666, 76758), (2156, 59313), (2244, 56987), (2326, 54978), (2499, 51172), (2618, 48846), (3234, 39542), (3332, 38379), (3489, 36652), (3927, 32564), (4652, 27489), (4998, 25586), (5236, 24423), (6468, 19771), (6978, 18326), (7854, 16282), (8141, 15708), (9163, 13956), (9996, 12793)]