340938128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1783}}^1$

素因数の和:1864

約数の個数: 80

約数和(自身を含む): 756558720

約数和(自身を除く): 415620592

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 37, 38, 68, 74, 76, 136, 148, 152, 272, 296, 304, 323, 592, 629, 646, 703, 1258, 1292, 1406, 1783, 2516, 2584, 2812, 3566, 5032, 5168, 5624, 7132, 10064, 11248, 11951, 14264, 23902, 28528, 30311, 33877, 47804, 60622, 65971, 67754, 95608, 121244, 131942, 135508, 191216, 242488, 263884, 271016, 484976, 527768, 542032, 575909, 1055536, 1121507, 1151818, 1253449, 2243014, 2303636, 2506898, 4486028, 4607272, 5013796, 8972056, 9214544, 10027592, 17944112, 20055184, 21308633, 42617266, 85234532, 170469064, 340938128]

約数ペア:

[(1, 340938128), (2, 170469064), (4, 85234532), (8, 42617266), (16, 21308633), (17, 20055184), (19, 17944112), (34, 10027592), (37, 9214544), (38, 8972056), (68, 5013796), (74, 4607272), (76, 4486028), (136, 2506898), (148, 2303636), (152, 2243014), (272, 1253449), (296, 1151818), (304, 1121507), (323, 1055536), (592, 575909), (629, 542032), (646, 527768), (703, 484976), (1258, 271016), (1292, 263884), (1406, 242488), (1783, 191216), (2516, 135508), (2584, 131942), (2812, 121244), (3566, 95608), (5032, 67754), (5168, 65971), (5624, 60622), (7132, 47804), (10064, 33877), (11248, 30311), (11951, 28528), (14264, 23902)]