71972376

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{1249}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 210075000

約数和(自身を除く): 138102624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1249, 1372, 2058, 2401, 2498, 2744, 3747, 4116, 4802, 4996, 7203, 7494, 8232, 8743, 9604, 9992, 14406, 14988, 17486, 19208, 26229, 28812, 29976, 34972, 52458, 57624, 61201, 69944, 104916, 122402, 183603, 209832, 244804, 367206, 428407, 489608, 734412, 856814, 1285221, 1468824, 1713628, 2570442, 2998849, 3427256, 5140884, 5997698, 8996547, 10281768, 11995396, 17993094, 23990792, 35986188, 71972376]

約数ペア:

[(1, 71972376), (2, 35986188), (3, 23990792), (4, 17993094), (6, 11995396), (7, 10281768), (8, 8996547), (12, 5997698), (14, 5140884), (21, 3427256), (24, 2998849), (28, 2570442), (42, 1713628), (49, 1468824), (56, 1285221), (84, 856814), (98, 734412), (147, 489608), (168, 428407), (196, 367206), (294, 244804), (343, 209832), (392, 183603), (588, 122402), (686, 104916), (1029, 69944), (1176, 61201), (1249, 57624), (1372, 52458), (2058, 34972), (2401, 29976), (2498, 28812), (2744, 26229), (3747, 19208), (4116, 17486), (4802, 14988), (4996, 14406), (7203, 9992), (7494, 9604), (8232, 8743)]