40320180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{24889}}^1$

素因数の和:24910

約数の個数: 60

約数和(自身を含む): 126490980

約数和(自身を除く): 86170800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 24889, 49778, 74667, 99556, 124445, 149334, 224001, 248890, 298668, 373335, 448002, 497780, 672003, 746670, 896004, 1120005, 1344006, 1493340, 2016009, 2240010, 2688012, 3360015, 4032018, 4480020, 6720030, 8064036, 10080045, 13440060, 20160090, 40320180]

約数ペア:

[(1, 40320180), (2, 20160090), (3, 13440060), (4, 10080045), (5, 8064036), (6, 6720030), (9, 4480020), (10, 4032018), (12, 3360015), (15, 2688012), (18, 2240010), (20, 2016009), (27, 1493340), (30, 1344006), (36, 1120005), (45, 896004), (54, 746670), (60, 672003), (81, 497780), (90, 448002), (108, 373335), (135, 298668), (162, 248890), (180, 224001), (270, 149334), (324, 124445), (405, 99556), (540, 74667), (810, 49778), (1620, 24889)]