28504891980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{36683}}^1$

素因数の和:38140

約数の個数: 96

約数和(自身を含む): 88745932800

約数和(自身を除く): 60241040820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1439, 2878, 4317, 5756, 7195, 8634, 12951, 14390, 17268, 21585, 25902, 28780, 36683, 38853, 43170, 51804, 64755, 73366, 77706, 86340, 110049, 129510, 146732, 155412, 183415, 194265, 220098, 259020, 330147, 366830, 388530, 440196, 550245, 660294, 733660, 777060, 990441, 1100490, 1320588, 1650735, 1980882, 2200980, 3301470, 3961764, 4952205, 6602940, 9904410, 19808820, 52786837, 105573674, 158360511, 211147348, 263934185, 316721022, 475081533, 527868370, 633442044, 791802555, 950163066, 1055736740, 1425244599, 1583605110, 1900326132, 2375407665, 2850489198, 3167210220, 4750815330, 5700978396, 7126222995, 9501630660, 14252445990, 28504891980]

約数ペア:

[(1, 28504891980), (2, 14252445990), (3, 9501630660), (4, 7126222995), (5, 5700978396), (6, 4750815330), (9, 3167210220), (10, 2850489198), (12, 2375407665), (15, 1900326132), (18, 1583605110), (20, 1425244599), (27, 1055736740), (30, 950163066), (36, 791802555), (45, 633442044), (54, 527868370), (60, 475081533), (90, 316721022), (108, 263934185), (135, 211147348), (180, 158360511), (270, 105573674), (540, 52786837), (1439, 19808820), (2878, 9904410), (4317, 6602940), (5756, 4952205), (7195, 3961764), (8634, 3301470), (12951, 2200980), (14390, 1980882), (17268, 1650735), (21585, 1320588), (25902, 1100490), (28780, 990441), (36683, 777060), (38853, 733660), (43170, 660294), (51804, 550245), (64755, 440196), (73366, 388530), (77706, 366830), (86340, 330147), (110049, 259020), (129510, 220098), (146732, 194265), (155412, 183415)]