78281028

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:446

約数の個数: 108

約数和(自身を含む): 232377600

約数和(自身を除く): 154096572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 199, 223, 252, 294, 398, 441, 446, 588, 597, 669, 796, 882, 892, 1194, 1338, 1393, 1561, 1764, 1791, 2007, 2388, 2676, 2786, 3122, 3582, 4014, 4179, 4683, 5572, 6244, 7164, 8028, 8358, 9366, 9751, 10927, 12537, 14049, 16716, 18732, 19502, 21854, 25074, 28098, 29253, 32781, 39004, 43708, 44377, 50148, 56196, 58506, 65562, 87759, 88754, 98343, 117012, 131124, 133131, 175518, 177508, 196686, 266262, 310639, 351036, 393372, 399393, 532524, 621278, 798786, 931917, 1242556, 1597572, 1863834, 2174473, 2795751, 3727668, 4348946, 5591502, 6523419, 8697892, 11183004, 13046838, 19570257, 26093676, 39140514, 78281028]

約数ペア:

[(1, 78281028), (2, 39140514), (3, 26093676), (4, 19570257), (6, 13046838), (7, 11183004), (9, 8697892), (12, 6523419), (14, 5591502), (18, 4348946), (21, 3727668), (28, 2795751), (36, 2174473), (42, 1863834), (49, 1597572), (63, 1242556), (84, 931917), (98, 798786), (126, 621278), (147, 532524), (196, 399393), (199, 393372), (223, 351036), (252, 310639), (294, 266262), (398, 196686), (441, 177508), (446, 175518), (588, 133131), (597, 131124), (669, 117012), (796, 98343), (882, 88754), (892, 87759), (1194, 65562), (1338, 58506), (1393, 56196), (1561, 50148), (1764, 44377), (1791, 43708), (2007, 39004), (2388, 32781), (2676, 29253), (2786, 28098), (3122, 25074), (3582, 21854), (4014, 19502), (4179, 18732), (4683, 16716), (5572, 14049), (6244, 12537), (7164, 10927), (8028, 9751), (8358, 9366)]