240835869

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 385689600

約数和(自身を除く): 144853731

約数列:

[1, 3, 9, 27, 31, 53, 61, 89, 93, 159, 183, 267, 279, 477, 549, 801, 837, 1431, 1643, 1647, 1891, 2403, 2759, 3233, 4717, 4929, 5429, 5673, 8277, 9699, 14151, 14787, 16287, 17019, 24831, 29097, 42453, 44361, 48861, 51057, 74493, 87291, 100223, 127359, 146227, 146583, 168299, 287737, 300669, 438681, 504897, 863211, 902007, 1316043, 1514691, 2589633, 2706021, 3948129, 4544073, 7768899, 8919847, 26759541, 80278623, 240835869]

約数ペア:

[(1, 240835869), (3, 80278623), (9, 26759541), (27, 8919847), (31, 7768899), (53, 4544073), (61, 3948129), (89, 2706021), (93, 2589633), (159, 1514691), (183, 1316043), (267, 902007), (279, 863211), (477, 504897), (549, 438681), (801, 300669), (837, 287737), (1431, 168299), (1643, 146583), (1647, 146227), (1891, 127359), (2403, 100223), (2759, 87291), (3233, 74493), (4717, 51057), (4929, 48861), (5429, 44361), (5673, 42453), (8277, 29097), (9699, 24831), (14151, 17019), (14787, 16287)]