271888820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1713

約数の個数: 96

約数和(自身を含む): 701084160

約数和(自身を除く): 429195340

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 71, 85, 119, 140, 142, 170, 238, 284, 340, 355, 476, 497, 595, 710, 994, 1190, 1207, 1420, 1609, 1988, 2380, 2414, 2485, 3218, 4828, 4970, 6035, 6436, 8045, 8449, 9940, 11263, 12070, 16090, 16898, 22526, 24140, 27353, 32180, 33796, 42245, 45052, 54706, 56315, 84490, 109412, 112630, 114239, 136765, 168980, 191471, 225260, 228478, 273530, 382942, 456956, 547060, 571195, 765884, 799673, 957355, 1142390, 1599346, 1914710, 1942063, 2284780, 3198692, 3829420, 3884126, 3998365, 7768252, 7996730, 9710315, 13594441, 15993460, 19420630, 27188882, 38841260, 54377764, 67972205, 135944410, 271888820]

約数ペア:

[(1, 271888820), (2, 135944410), (4, 67972205), (5, 54377764), (7, 38841260), (10, 27188882), (14, 19420630), (17, 15993460), (20, 13594441), (28, 9710315), (34, 7996730), (35, 7768252), (68, 3998365), (70, 3884126), (71, 3829420), (85, 3198692), (119, 2284780), (140, 1942063), (142, 1914710), (170, 1599346), (238, 1142390), (284, 957355), (340, 799673), (355, 765884), (476, 571195), (497, 547060), (595, 456956), (710, 382942), (994, 273530), (1190, 228478), (1207, 225260), (1420, 191471), (1609, 168980), (1988, 136765), (2380, 114239), (2414, 112630), (2485, 109412), (3218, 84490), (4828, 56315), (4970, 54706), (6035, 45052), (6436, 42245), (8045, 33796), (8449, 32180), (9940, 27353), (11263, 24140), (12070, 22526), (16090, 16898)]