304966220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 719448576

約数和(自身を除く): 414482356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 157, 241, 260, 310, 314, 403, 482, 620, 628, 785, 806, 964, 1205, 1570, 1612, 2015, 2041, 2410, 3133, 3140, 4030, 4082, 4820, 4867, 6266, 7471, 8060, 8164, 9734, 10205, 12532, 14942, 15665, 19468, 20410, 24335, 29884, 31330, 37355, 37837, 40820, 48670, 62660, 63271, 74710, 75674, 97123, 97340, 126542, 149420, 151348, 189185, 194246, 253084, 316355, 378370, 388492, 485615, 491881, 632710, 756740, 971230, 983762, 1172947, 1265420, 1942460, 1967524, 2345894, 2459405, 4691788, 4918810, 5864735, 9837620, 11729470, 15248311, 23458940, 30496622, 60993244, 76241555, 152483110, 304966220]

約数ペア:

[(1, 304966220), (2, 152483110), (4, 76241555), (5, 60993244), (10, 30496622), (13, 23458940), (20, 15248311), (26, 11729470), (31, 9837620), (52, 5864735), (62, 4918810), (65, 4691788), (124, 2459405), (130, 2345894), (155, 1967524), (157, 1942460), (241, 1265420), (260, 1172947), (310, 983762), (314, 971230), (403, 756740), (482, 632710), (620, 491881), (628, 485615), (785, 388492), (806, 378370), (964, 316355), (1205, 253084), (1570, 194246), (1612, 189185), (2015, 151348), (2041, 149420), (2410, 126542), (3133, 97340), (3140, 97123), (4030, 75674), (4082, 74710), (4820, 63271), (4867, 62660), (6266, 48670), (7471, 40820), (8060, 37837), (8164, 37355), (9734, 31330), (10205, 29884), (12532, 24335), (14942, 20410), (15665, 19468)]