215687848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 444528000

約数和(自身を除く): 228840152

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 167, 232, 293, 334, 551, 586, 668, 1102, 1172, 1336, 2204, 2344, 3173, 4408, 4843, 5567, 6346, 8497, 9686, 11134, 12692, 16994, 19372, 22268, 25384, 33988, 38744, 44536, 48931, 67976, 92017, 97862, 161443, 184034, 195724, 322886, 368068, 391448, 645772, 736136, 929689, 1291544, 1418999, 1859378, 2837998, 3718756, 5675996, 7437512, 11351992, 26960981, 53921962, 107843924, 215687848]

約数ペア:

[(1, 215687848), (2, 107843924), (4, 53921962), (8, 26960981), (19, 11351992), (29, 7437512), (38, 5675996), (58, 3718756), (76, 2837998), (116, 1859378), (152, 1418999), (167, 1291544), (232, 929689), (293, 736136), (334, 645772), (551, 391448), (586, 368068), (668, 322886), (1102, 195724), (1172, 184034), (1336, 161443), (2204, 97862), (2344, 92017), (3173, 67976), (4408, 48931), (4843, 44536), (5567, 38744), (6346, 33988), (8497, 25384), (9686, 22268), (11134, 19372), (12692, 16994)]