254163532

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 573350400

約数和(自身を除く): 319186868

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 157, 179, 238, 266, 314, 323, 358, 476, 532, 628, 646, 716, 1099, 1253, 1292, 2198, 2261, 2506, 2669, 2983, 3043, 3401, 4396, 4522, 5012, 5338, 5966, 6086, 6802, 9044, 10676, 11932, 12172, 13604, 18683, 20881, 21301, 23807, 28103, 37366, 41762, 42602, 47614, 50711, 56206, 57817, 74732, 83524, 85204, 95228, 101422, 112412, 115634, 196721, 202844, 231268, 354977, 393442, 404719, 477751, 533957, 709954, 786884, 809438, 955502, 1067914, 1419908, 1618876, 1911004, 2135828, 3344257, 3737699, 6688514, 7475398, 9077269, 13377028, 14950796, 18154538, 36309076, 63540883, 127081766, 254163532]

約数ペア:

[(1, 254163532), (2, 127081766), (4, 63540883), (7, 36309076), (14, 18154538), (17, 14950796), (19, 13377028), (28, 9077269), (34, 7475398), (38, 6688514), (68, 3737699), (76, 3344257), (119, 2135828), (133, 1911004), (157, 1618876), (179, 1419908), (238, 1067914), (266, 955502), (314, 809438), (323, 786884), (358, 709954), (476, 533957), (532, 477751), (628, 404719), (646, 393442), (716, 354977), (1099, 231268), (1253, 202844), (1292, 196721), (2198, 115634), (2261, 112412), (2506, 101422), (2669, 95228), (2983, 85204), (3043, 83524), (3401, 74732), (4396, 57817), (4522, 56206), (5012, 50711), (5338, 47614), (5966, 42602), (6086, 41762), (6802, 37366), (9044, 28103), (10676, 23807), (11932, 21301), (12172, 20881), (13604, 18683)]