164700720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{228751}}^1$

素因数の和:228770

約数の個数: 60

約数和(自身を含む): 553122336

約数和(自身を除く): 388421616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 228751, 457502, 686253, 915004, 1143755, 1372506, 1830008, 2058759, 2287510, 2745012, 3431265, 3660016, 4117518, 4575020, 5490024, 6862530, 8235036, 9150040, 10293795, 10980048, 13725060, 16470072, 18300080, 20587590, 27450120, 32940144, 41175180, 54900240, 82350360, 164700720]

約数ペア:

[(1, 164700720), (2, 82350360), (3, 54900240), (4, 41175180), (5, 32940144), (6, 27450120), (8, 20587590), (9, 18300080), (10, 16470072), (12, 13725060), (15, 10980048), (16, 10293795), (18, 9150040), (20, 8235036), (24, 6862530), (30, 5490024), (36, 4575020), (40, 4117518), (45, 3660016), (48, 3431265), (60, 2745012), (72, 2287510), (80, 2058759), (90, 1830008), (120, 1372506), (144, 1143755), (180, 915004), (240, 686253), (360, 457502), (720, 228751)]