321493376

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 679156800

約数和(自身を除く): 357663424

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 163, 304, 326, 608, 652, 811, 1216, 1304, 1622, 2432, 2608, 3097, 3244, 5216, 6194, 6488, 10432, 12388, 12976, 15409, 20864, 24776, 25952, 30818, 49552, 51904, 61636, 99104, 103808, 123272, 132193, 198208, 246544, 264386, 396416, 493088, 528772, 986176, 1057544, 1972352, 2115088, 2511667, 4230176, 5023334, 8460352, 10046668, 16920704, 20093336, 40186672, 80373344, 160746688, 321493376]

約数ペア:

[(1, 321493376), (2, 160746688), (4, 80373344), (8, 40186672), (16, 20093336), (19, 16920704), (32, 10046668), (38, 8460352), (64, 5023334), (76, 4230176), (128, 2511667), (152, 2115088), (163, 1972352), (304, 1057544), (326, 986176), (608, 528772), (652, 493088), (811, 396416), (1216, 264386), (1304, 246544), (1622, 198208), (2432, 132193), (2608, 123272), (3097, 103808), (3244, 99104), (5216, 61636), (6194, 51904), (6488, 49552), (10432, 30818), (12388, 25952), (12976, 24776), (15409, 20864)]