183715980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1039}}^1$

素因数の和:1479

約数の個数: 96

約数和(自身を含む): 589854720

約数和(自身を除く): 406138740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 421, 842, 1039, 1263, 1684, 2078, 2105, 2526, 2947, 3117, 4156, 4210, 5052, 5195, 5894, 6234, 6315, 7273, 8420, 8841, 10390, 11788, 12468, 12630, 14546, 14735, 15585, 17682, 20780, 21819, 25260, 29092, 29470, 31170, 35364, 36365, 43638, 44205, 58940, 62340, 72730, 87276, 88410, 109095, 145460, 176820, 218190, 436380, 437419, 874838, 1312257, 1749676, 2187095, 2624514, 3061933, 4374190, 5249028, 6123866, 6561285, 8748380, 9185799, 12247732, 13122570, 15309665, 18371598, 26245140, 30619330, 36743196, 45928995, 61238660, 91857990, 183715980]

約数ペア:

[(1, 183715980), (2, 91857990), (3, 61238660), (4, 45928995), (5, 36743196), (6, 30619330), (7, 26245140), (10, 18371598), (12, 15309665), (14, 13122570), (15, 12247732), (20, 9185799), (21, 8748380), (28, 6561285), (30, 6123866), (35, 5249028), (42, 4374190), (60, 3061933), (70, 2624514), (84, 2187095), (105, 1749676), (140, 1312257), (210, 874838), (420, 437419), (421, 436380), (842, 218190), (1039, 176820), (1263, 145460), (1684, 109095), (2078, 88410), (2105, 87276), (2526, 72730), (2947, 62340), (3117, 58940), (4156, 44205), (4210, 43638), (5052, 36365), (5195, 35364), (5894, 31170), (6234, 29470), (6315, 29092), (7273, 25260), (8420, 21819), (8841, 20780), (10390, 17682), (11788, 15585), (12468, 14735), (12630, 14546)]