768876876

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{947}}^1\times {\mathrm{1187}}^1$

素因数の和:2163

約数の個数: 72

約数和(自身を含む): 2049727680

約数和(自身を除く): 1280850804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 947, 1187, 1894, 2374, 2841, 3561, 3788, 4748, 5682, 7122, 8523, 10683, 11364, 14244, 17046, 17993, 21366, 22553, 34092, 35986, 42732, 45106, 53979, 67659, 71972, 90212, 107958, 135318, 161937, 202977, 215916, 270636, 323874, 405954, 647748, 811908, 1124089, 2248178, 3372267, 4496356, 6744534, 10116801, 13489068, 20233602, 21357691, 40467204, 42715382, 64073073, 85430764, 128146146, 192219219, 256292292, 384438438, 768876876]

約数ペア:

[(1, 768876876), (2, 384438438), (3, 256292292), (4, 192219219), (6, 128146146), (9, 85430764), (12, 64073073), (18, 42715382), (19, 40467204), (36, 21357691), (38, 20233602), (57, 13489068), (76, 10116801), (114, 6744534), (171, 4496356), (228, 3372267), (342, 2248178), (684, 1124089), (947, 811908), (1187, 647748), (1894, 405954), (2374, 323874), (2841, 270636), (3561, 215916), (3788, 202977), (4748, 161937), (5682, 135318), (7122, 107958), (8523, 90212), (10683, 71972), (11364, 67659), (14244, 53979), (17046, 45106), (17993, 42732), (21366, 35986), (22553, 34092)]