318792344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 675790080

約数和(自身を除く): 356997736

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 61, 62, 104, 122, 124, 244, 248, 403, 488, 793, 806, 1586, 1612, 1621, 1891, 3172, 3224, 3242, 3782, 6344, 6484, 7564, 12968, 15128, 21073, 24583, 42146, 49166, 50251, 84292, 98332, 98881, 100502, 168584, 196664, 197762, 201004, 395524, 402008, 653263, 791048, 1285453, 1306526, 2570906, 2613052, 3065311, 5141812, 5226104, 6130622, 10283624, 12261244, 24522488, 39849043, 79698086, 159396172, 318792344]

約数ペア:

[(1, 318792344), (2, 159396172), (4, 79698086), (8, 39849043), (13, 24522488), (26, 12261244), (31, 10283624), (52, 6130622), (61, 5226104), (62, 5141812), (104, 3065311), (122, 2613052), (124, 2570906), (244, 1306526), (248, 1285453), (403, 791048), (488, 653263), (793, 402008), (806, 395524), (1586, 201004), (1612, 197762), (1621, 196664), (1891, 168584), (3172, 100502), (3224, 98881), (3242, 98332), (3782, 84292), (6344, 50251), (6484, 49166), (7564, 42146), (12968, 24583), (15128, 21073)]