207772020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10399}}^1$

素因数の和:10454

約数の個数: 96

約数和(自身を含む): 663936000

約数和(自身を除く): 456163980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 10399, 19980, 20798, 31197, 41596, 51995, 62394, 93591, 103990, 124788, 155985, 187182, 207980, 280773, 311970, 374364, 384763, 467955, 561546, 623940, 769526, 935910, 1123092, 1154289, 1403865, 1539052, 1871820, 1923815, 2308578, 2807730, 3462867, 3847630, 4617156, 5615460, 5771445, 6925734, 7695260, 10388601, 11542890, 13851468, 17314335, 20777202, 23085780, 34628670, 41554404, 51943005, 69257340, 103886010, 207772020]

約数ペア:

[(1, 207772020), (2, 103886010), (3, 69257340), (4, 51943005), (5, 41554404), (6, 34628670), (9, 23085780), (10, 20777202), (12, 17314335), (15, 13851468), (18, 11542890), (20, 10388601), (27, 7695260), (30, 6925734), (36, 5771445), (37, 5615460), (45, 4617156), (54, 3847630), (60, 3462867), (74, 2807730), (90, 2308578), (108, 1923815), (111, 1871820), (135, 1539052), (148, 1403865), (180, 1154289), (185, 1123092), (222, 935910), (270, 769526), (333, 623940), (370, 561546), (444, 467955), (540, 384763), (555, 374364), (666, 311970), (740, 280773), (999, 207980), (1110, 187182), (1332, 155985), (1665, 124788), (1998, 103990), (2220, 93591), (3330, 62394), (3996, 51995), (4995, 41596), (6660, 31197), (9990, 20798), (10399, 19980)]