281656260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6833}}^1$

素因数の和:7077

約数の個数: 72

約数和(自身を含む): 858213720

約数和(自身を除く): 576557460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2290, 2748, 3435, 4122, 4580, 6833, 6870, 8244, 10305, 13666, 13740, 20499, 20610, 27332, 34165, 40998, 41220, 61497, 68330, 81996, 102495, 122994, 136660, 204990, 245988, 307485, 409980, 614970, 1229940, 1564757, 3129514, 4694271, 6259028, 7823785, 9388542, 14082813, 15647570, 18777084, 23471355, 28165626, 31295140, 46942710, 56331252, 70414065, 93885420, 140828130, 281656260]

約数ペア:

[(1, 281656260), (2, 140828130), (3, 93885420), (4, 70414065), (5, 56331252), (6, 46942710), (9, 31295140), (10, 28165626), (12, 23471355), (15, 18777084), (18, 15647570), (20, 14082813), (30, 9388542), (36, 7823785), (45, 6259028), (60, 4694271), (90, 3129514), (180, 1564757), (229, 1229940), (458, 614970), (687, 409980), (916, 307485), (1145, 245988), (1374, 204990), (2061, 136660), (2290, 122994), (2748, 102495), (3435, 81996), (4122, 68330), (4580, 61497), (6833, 41220), (6870, 40998), (8244, 34165), (10305, 27332), (13666, 20610), (13740, 20499)]