28204740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2786

約数の個数: 96

約数和(自身を含む): 92400000

約数和(自身を除く): 64195260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 2749, 3420, 5130, 5498, 8247, 10260, 10996, 13745, 16494, 24741, 27490, 32988, 41235, 49482, 52231, 54980, 74223, 82470, 98964, 104462, 123705, 148446, 156693, 164940, 208924, 247410, 261155, 296892, 313386, 371115, 470079, 494820, 522310, 626772, 742230, 783465, 940158, 1044620, 1410237, 1484460, 1566930, 1880316, 2350395, 2820474, 3133860, 4700790, 5640948, 7051185, 9401580, 14102370, 28204740]

約数ペア:

[(1, 28204740), (2, 14102370), (3, 9401580), (4, 7051185), (5, 5640948), (6, 4700790), (9, 3133860), (10, 2820474), (12, 2350395), (15, 1880316), (18, 1566930), (19, 1484460), (20, 1410237), (27, 1044620), (30, 940158), (36, 783465), (38, 742230), (45, 626772), (54, 522310), (57, 494820), (60, 470079), (76, 371115), (90, 313386), (95, 296892), (108, 261155), (114, 247410), (135, 208924), (171, 164940), (180, 156693), (190, 148446), (228, 123705), (270, 104462), (285, 98964), (342, 82470), (380, 74223), (513, 54980), (540, 52231), (570, 49482), (684, 41235), (855, 32988), (1026, 27490), (1140, 24741), (1710, 16494), (2052, 13745), (2565, 10996), (2749, 10260), (3420, 8247), (5130, 5498)]