201020580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 651006720

約数和(自身を除く): 449986140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 179, 180, 204, 255, 306, 340, 358, 367, 510, 537, 612, 716, 734, 765, 895, 1020, 1074, 1101, 1468, 1530, 1611, 1790, 1835, 2148, 2202, 2685, 3043, 3060, 3222, 3303, 3580, 3670, 4404, 5370, 5505, 6086, 6239, 6444, 6606, 7340, 8055, 9129, 10740, 11010, 12172, 12478, 13212, 15215, 16110, 16515, 18258, 18717, 22020, 24956, 27387, 30430, 31195, 32220, 33030, 36516, 37434, 45645, 54774, 56151, 60860, 62390, 65693, 66060, 74868, 91290, 93585, 109548, 112302, 124780, 131386, 136935, 182580, 187170, 197079, 224604, 262772, 273870, 280755, 328465, 374340, 394158, 547740, 561510, 591237, 656930, 788316, 985395, 1116781, 1123020, 1182474, 1313860, 1970790, 2233562, 2364948, 2956185, 3350343, 3941580, 4467124, 5583905, 5912370, 6700686, 10051029, 11167810, 11824740, 13401372, 16751715, 20102058, 22335620, 33503430, 40204116, 50255145, 67006860, 100510290, 201020580]

約数ペア:

[(1, 201020580), (2, 100510290), (3, 67006860), (4, 50255145), (5, 40204116), (6, 33503430), (9, 22335620), (10, 20102058), (12, 16751715), (15, 13401372), (17, 11824740), (18, 11167810), (20, 10051029), (30, 6700686), (34, 5912370), (36, 5583905), (45, 4467124), (51, 3941580), (60, 3350343), (68, 2956185), (85, 2364948), (90, 2233562), (102, 1970790), (153, 1313860), (170, 1182474), (179, 1123020), (180, 1116781), (204, 985395), (255, 788316), (306, 656930), (340, 591237), (358, 561510), (367, 547740), (510, 394158), (537, 374340), (612, 328465), (716, 280755), (734, 273870), (765, 262772), (895, 224604), (1020, 197079), (1074, 187170), (1101, 182580), (1468, 136935), (1530, 131386), (1611, 124780), (1790, 112302), (1835, 109548), (2148, 93585), (2202, 91290), (2685, 74868), (3043, 66060), (3060, 65693), (3222, 62390), (3303, 60860), (3580, 56151), (3670, 54774), (4404, 45645), (5370, 37434), (5505, 36516), (6086, 33030), (6239, 32220), (6444, 31195), (6606, 30430), (7340, 27387), (8055, 24956), (9129, 22020), (10740, 18717), (11010, 18258), (12172, 16515), (12478, 16110), (13212, 15215)]