140198368

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 294277536

約数和(自身を除く): 154079168

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 94, 97, 124, 188, 194, 248, 376, 388, 496, 752, 776, 961, 992, 1457, 1504, 1552, 1922, 2914, 3007, 3104, 3844, 4559, 5828, 6014, 7688, 9118, 11656, 12028, 15376, 18236, 23312, 24056, 30752, 36472, 45167, 46624, 48112, 72944, 90334, 93217, 96224, 141329, 145888, 180668, 186434, 282658, 361336, 372868, 565316, 722672, 745736, 1130632, 1445344, 1491472, 2261264, 2982944, 4381199, 4522528, 8762398, 17524796, 35049592, 70099184, 140198368]

約数ペア:

[(1, 140198368), (2, 70099184), (4, 35049592), (8, 17524796), (16, 8762398), (31, 4522528), (32, 4381199), (47, 2982944), (62, 2261264), (94, 1491472), (97, 1445344), (124, 1130632), (188, 745736), (194, 722672), (248, 565316), (376, 372868), (388, 361336), (496, 282658), (752, 186434), (776, 180668), (961, 145888), (992, 141329), (1457, 96224), (1504, 93217), (1552, 90334), (1922, 72944), (2914, 48112), (3007, 46624), (3104, 45167), (3844, 36472), (4559, 30752), (5828, 24056), (6014, 23312), (7688, 18236), (9118, 15376), (11656, 12028)]