201721440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{420253}}^1$

素因数の和:420271

約数の個数: 48

約数和(自身を含む): 635424048

約数和(自身を除く): 433702608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 420253, 840506, 1260759, 1681012, 2101265, 2521518, 3362024, 4202530, 5043036, 6303795, 6724048, 8405060, 10086072, 12607590, 13448096, 16810120, 20172144, 25215180, 33620240, 40344288, 50430360, 67240480, 100860720, 201721440]

約数ペア:

[(1, 201721440), (2, 100860720), (3, 67240480), (4, 50430360), (5, 40344288), (6, 33620240), (8, 25215180), (10, 20172144), (12, 16810120), (15, 13448096), (16, 12607590), (20, 10086072), (24, 8405060), (30, 6724048), (32, 6303795), (40, 5043036), (48, 4202530), (60, 3362024), (80, 2521518), (96, 2101265), (120, 1681012), (160, 1260759), (240, 840506), (480, 420253)]