419850720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{291563}}^1$

素因数の和:291584

約数の個数: 72

約数和(自身を含む): 1432745496

約数和(自身を除く): 1012894776

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, 291563, 583126, 874689, 1166252, 1457815, 1749378, 2332504, 2624067, 2915630, 3498756, 4373445, 4665008, 5248134, 5831260, 6997512, 8746890, 9330016, 10496268, 11662520, 13120335, 13995024, 17493780, 20992536, 23325040, 26240670, 27990048, 34987560, 41985072, 46650080, 52481340, 69975120, 83970144, 104962680, 139950240, 209925360, 419850720]

約数ペア:

[(1, 419850720), (2, 209925360), (3, 139950240), (4, 104962680), (5, 83970144), (6, 69975120), (8, 52481340), (9, 46650080), (10, 41985072), (12, 34987560), (15, 27990048), (16, 26240670), (18, 23325040), (20, 20992536), (24, 17493780), (30, 13995024), (32, 13120335), (36, 11662520), (40, 10496268), (45, 9330016), (48, 8746890), (60, 6997512), (72, 5831260), (80, 5248134), (90, 4665008), (96, 4373445), (120, 3498756), (144, 2915630), (160, 2624067), (180, 2332504), (240, 1749378), (288, 1457815), (360, 1166252), (480, 874689), (720, 583126), (1440, 291563)]