27983880

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{2879}}^1$

素因数の和:2905

約数の個数: 96

約数和(自身を含む): 94348800

約数和(自身を除く): 66364920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 2879, 3240, 4860, 5758, 8637, 9720, 11516, 14395, 17274, 23032, 25911, 28790, 34548, 43185, 51822, 57580, 69096, 77733, 86370, 103644, 115160, 129555, 155466, 172740, 207288, 233199, 259110, 310932, 345480, 388665, 466398, 518220, 621864, 699597, 777330, 932796, 1036440, 1165995, 1399194, 1554660, 1865592, 2331990, 2798388, 3109320, 3497985, 4663980, 5596776, 6995970, 9327960, 13991940, 27983880]

約数ペア:

[(1, 27983880), (2, 13991940), (3, 9327960), (4, 6995970), (5, 5596776), (6, 4663980), (8, 3497985), (9, 3109320), (10, 2798388), (12, 2331990), (15, 1865592), (18, 1554660), (20, 1399194), (24, 1165995), (27, 1036440), (30, 932796), (36, 777330), (40, 699597), (45, 621864), (54, 518220), (60, 466398), (72, 388665), (81, 345480), (90, 310932), (108, 259110), (120, 233199), (135, 207288), (162, 172740), (180, 155466), (216, 129555), (243, 115160), (270, 103644), (324, 86370), (360, 77733), (405, 69096), (486, 57580), (540, 51822), (648, 43185), (810, 34548), (972, 28790), (1080, 25911), (1215, 23032), (1620, 17274), (1944, 14395), (2430, 11516), (2879, 9720), (3240, 8637), (4860, 5758)]