200028780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{22679}}^1$

素因数の和:22708

約数の個数: 108

約数和(自身を含む): 705846960

約数和(自身を除く): 505818180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 22679, 45358, 68037, 90716, 113395, 136074, 158753, 204111, 226790, 272148, 317506, 340185, 408222, 453580, 476259, 635012, 680370, 793765, 816444, 952518, 1020555, 1111271, 1360740, 1428777, 1587530, 1905036, 2041110, 2222542, 2381295, 2857554, 3175060, 3333813, 4082220, 4445084, 4762590, 5556355, 5715108, 6667626, 7143885, 9525180, 10001439, 11112710, 13335252, 14287770, 16669065, 20002878, 22225420, 28575540, 33338130, 40005756, 50007195, 66676260, 100014390, 200028780]

約数ペア:

[(1, 200028780), (2, 100014390), (3, 66676260), (4, 50007195), (5, 40005756), (6, 33338130), (7, 28575540), (9, 22225420), (10, 20002878), (12, 16669065), (14, 14287770), (15, 13335252), (18, 11112710), (20, 10001439), (21, 9525180), (28, 7143885), (30, 6667626), (35, 5715108), (36, 5556355), (42, 4762590), (45, 4445084), (49, 4082220), (60, 3333813), (63, 3175060), (70, 2857554), (84, 2381295), (90, 2222542), (98, 2041110), (105, 1905036), (126, 1587530), (140, 1428777), (147, 1360740), (180, 1111271), (196, 1020555), (210, 952518), (245, 816444), (252, 793765), (294, 680370), (315, 635012), (420, 476259), (441, 453580), (490, 408222), (588, 340185), (630, 317506), (735, 272148), (882, 226790), (980, 204111), (1260, 158753), (1470, 136074), (1764, 113395), (2205, 90716), (2940, 68037), (4410, 45358), (8820, 22679)]