2019108420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{1283}}^1$

素因数の和:2554

約数の個数: 144

約数和(自身を含む): 7010640000

約数和(自身を除く): 4991531580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1249, 1260, 1283, 2498, 2566, 3747, 3849, 4996, 5132, 6245, 6415, 7494, 7698, 8743, 8981, 11241, 11547, 12490, 12830, 14988, 15396, 17486, 17962, 18735, 19245, 22482, 23094, 24980, 25660, 26229, 26943, 34972, 35924, 37470, 38490, 43715, 44905, 44964, 46188, 52458, 53886, 56205, 57735, 74940, 76980, 78687, 80829, 87430, 89810, 104916, 107772, 112410, 115470, 131145, 134715, 157374, 161658, 174860, 179620, 224820, 230940, 262290, 269430, 314748, 323316, 393435, 404145, 524580, 538860, 786870, 808290, 1573740, 1602467, 1616580, 3204934, 4807401, 6409868, 8012335, 9614802, 11217269, 14422203, 16024670, 19229604, 22434538, 24037005, 28844406, 32049340, 33651807, 44869076, 48074010, 56086345, 57688812, 67303614, 72111015, 96148020, 100955421, 112172690, 134607228, 144222030, 168259035, 201910842, 224345380, 288444060, 336518070, 403821684, 504777105, 673036140, 1009554210, 2019108420]

約数ペア:

[(1, 2019108420), (2, 1009554210), (3, 673036140), (4, 504777105), (5, 403821684), (6, 336518070), (7, 288444060), (9, 224345380), (10, 201910842), (12, 168259035), (14, 144222030), (15, 134607228), (18, 112172690), (20, 100955421), (21, 96148020), (28, 72111015), (30, 67303614), (35, 57688812), (36, 56086345), (42, 48074010), (45, 44869076), (60, 33651807), (63, 32049340), (70, 28844406), (84, 24037005), (90, 22434538), (105, 19229604), (126, 16024670), (140, 14422203), (180, 11217269), (210, 9614802), (252, 8012335), (315, 6409868), (420, 4807401), (630, 3204934), (1249, 1616580), (1260, 1602467), (1283, 1573740), (2498, 808290), (2566, 786870), (3747, 538860), (3849, 524580), (4996, 404145), (5132, 393435), (6245, 323316), (6415, 314748), (7494, 269430), (7698, 262290), (8743, 230940), (8981, 224820), (11241, 179620), (11547, 174860), (12490, 161658), (12830, 157374), (14988, 134715), (15396, 131145), (17486, 115470), (17962, 112410), (18735, 107772), (19245, 104916), (22482, 89810), (23094, 87430), (24980, 80829), (25660, 78687), (26229, 76980), (26943, 74940), (34972, 57735), (35924, 56205), (37470, 53886), (38490, 52458), (43715, 46188), (44905, 44964)]