180175788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3407}}^1$

素因数の和:3543

約数の個数: 72

約数和(自身を含む): 494964288

約数和(自身を除く): 314788500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 113, 117, 156, 226, 234, 339, 452, 468, 678, 1017, 1356, 1469, 2034, 2938, 3407, 4068, 4407, 5876, 6814, 8814, 10221, 13221, 13628, 17628, 20442, 26442, 30663, 40884, 44291, 52884, 61326, 88582, 122652, 132873, 177164, 265746, 384991, 398619, 531492, 769982, 797238, 1154973, 1539964, 1594476, 2309946, 3464919, 4619892, 5004883, 6929838, 10009766, 13859676, 15014649, 20019532, 30029298, 45043947, 60058596, 90087894, 180175788]

約数ペア:

[(1, 180175788), (2, 90087894), (3, 60058596), (4, 45043947), (6, 30029298), (9, 20019532), (12, 15014649), (13, 13859676), (18, 10009766), (26, 6929838), (36, 5004883), (39, 4619892), (52, 3464919), (78, 2309946), (113, 1594476), (117, 1539964), (156, 1154973), (226, 797238), (234, 769982), (339, 531492), (452, 398619), (468, 384991), (678, 265746), (1017, 177164), (1356, 132873), (1469, 122652), (2034, 88582), (2938, 61326), (3407, 52884), (4068, 44291), (4407, 40884), (5876, 30663), (6814, 26442), (8814, 20442), (10221, 17628), (13221, 13628)]