207746910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{109919}}^1$

素因数の和:109942

約数の個数: 64

約数和(自身を含む): 633139200

約数和(自身を除く): 425392290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 109919, 219838, 329757, 549595, 659514, 769433, 989271, 1099190, 1538866, 1648785, 1978542, 2308299, 2967813, 3297570, 3847165, 4616598, 4946355, 5935626, 6924897, 7694330, 9892710, 11541495, 13849794, 14839065, 20774691, 23082990, 29678130, 34624485, 41549382, 69248970, 103873455, 207746910]

約数ペア:

[(1, 207746910), (2, 103873455), (3, 69248970), (5, 41549382), (6, 34624485), (7, 29678130), (9, 23082990), (10, 20774691), (14, 14839065), (15, 13849794), (18, 11541495), (21, 9892710), (27, 7694330), (30, 6924897), (35, 5935626), (42, 4946355), (45, 4616598), (54, 3847165), (63, 3297570), (70, 2967813), (90, 2308299), (105, 1978542), (126, 1648785), (135, 1538866), (189, 1099190), (210, 989271), (270, 769433), (315, 659514), (378, 549595), (630, 329757), (945, 219838), (1890, 109919)]