664809384

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{4007}}^1$

素因数の和:4270

約数の個数: 64

約数和(自身を含む): 1723760640

約数和(自身を除く): 1058951256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 223, 248, 372, 446, 669, 744, 892, 1338, 1784, 2676, 4007, 5352, 6913, 8014, 12021, 13826, 16028, 20739, 24042, 27652, 32056, 41478, 48084, 55304, 82956, 96168, 124217, 165912, 248434, 372651, 496868, 745302, 893561, 993736, 1490604, 1787122, 2680683, 2981208, 3574244, 5361366, 7148488, 10722732, 21445464, 27700391, 55400782, 83101173, 110801564, 166202346, 221603128, 332404692, 664809384]

約数ペア:

[(1, 664809384), (2, 332404692), (3, 221603128), (4, 166202346), (6, 110801564), (8, 83101173), (12, 55400782), (24, 27700391), (31, 21445464), (62, 10722732), (93, 7148488), (124, 5361366), (186, 3574244), (223, 2981208), (248, 2680683), (372, 1787122), (446, 1490604), (669, 993736), (744, 893561), (892, 745302), (1338, 496868), (1784, 372651), (2676, 248434), (4007, 165912), (5352, 124217), (6913, 96168), (8014, 82956), (12021, 55304), (13826, 48084), (16028, 41478), (20739, 32056), (24042, 27652)]