39872160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{27689}}^1$

素因数の和:27710

約数の個数: 72

約数和(自身を含む): 136068660

約数和(自身を除く): 96196500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 27689, 55378, 83067, 110756, 138445, 166134, 221512, 249201, 276890, 332268, 415335, 443024, 498402, 553780, 664536, 830670, 886048, 996804, 1107560, 1246005, 1329072, 1661340, 1993608, 2215120, 2492010, 2658144, 3322680, 3987216, 4430240, 4984020, 6645360, 7974432, 9968040, 13290720, 19936080, 39872160]

約数ペア:

[(1, 39872160), (2, 19936080), (3, 13290720), (4, 9968040), (5, 7974432), (6, 6645360), (8, 4984020), (9, 4430240), (10, 3987216), (12, 3322680), (15, 2658144), (16, 2492010), (18, 2215120), (20, 1993608), (24, 1661340), (30, 1329072), (32, 1246005), (36, 1107560), (40, 996804), (45, 886048), (48, 830670), (60, 664536), (72, 553780), (80, 498402), (90, 443024), (96, 415335), (120, 332268), (144, 276890), (160, 249201), (180, 221512), (240, 166134), (288, 138445), (360, 110756), (480, 83067), (720, 55378), (1440, 27689)]