661316400

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{20411}}^1$

素因数の和:20441

約数の個数: 150

約数和(自身を含む): 2373527772

約数和(自身を除く): 1712211372

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 270, 300, 324, 360, 400, 405, 432, 450, 540, 600, 648, 675, 720, 810, 900, 1080, 1200, 1296, 1350, 1620, 1800, 2025, 2160, 2700, 3240, 3600, 4050, 5400, 6480, 8100, 10800, 16200, 20411, 32400, 40822, 61233, 81644, 102055, 122466, 163288, 183699, 204110, 244932, 306165, 326576, 367398, 408220, 489864, 510275, 551097, 612330, 734796, 816440, 918495, 979728, 1020550, 1102194, 1224660, 1469592, 1530825, 1632880, 1653291, 1836990, 2041100, 2204388, 2449320, 2755485, 2939184, 3061650, 3306582, 3673980, 4082200, 4408776, 4592475, 4898640, 5510970, 6123300, 6613164, 7347960, 8164400, 8266455, 8817552, 9184950, 11021940, 12246600, 13226328, 13777425, 14695920, 16532910, 18369900, 22043880, 24493200, 26452656, 27554850, 33065820, 36739800, 41332275, 44087760, 55109700, 66131640, 73479600, 82664550, 110219400, 132263280, 165329100, 220438800, 330658200, 661316400]

約数ペア:

[(1, 661316400), (2, 330658200), (3, 220438800), (4, 165329100), (5, 132263280), (6, 110219400), (8, 82664550), (9, 73479600), (10, 66131640), (12, 55109700), (15, 44087760), (16, 41332275), (18, 36739800), (20, 33065820), (24, 27554850), (25, 26452656), (27, 24493200), (30, 22043880), (36, 18369900), (40, 16532910), (45, 14695920), (48, 13777425), (50, 13226328), (54, 12246600), (60, 11021940), (72, 9184950), (75, 8817552), (80, 8266455), (81, 8164400), (90, 7347960), (100, 6613164), (108, 6123300), (120, 5510970), (135, 4898640), (144, 4592475), (150, 4408776), (162, 4082200), (180, 3673980), (200, 3306582), (216, 3061650), (225, 2939184), (240, 2755485), (270, 2449320), (300, 2204388), (324, 2041100), (360, 1836990), (400, 1653291), (405, 1632880), (432, 1530825), (450, 1469592), (540, 1224660), (600, 1102194), (648, 1020550), (675, 979728), (720, 918495), (810, 816440), (900, 734796), (1080, 612330), (1200, 551097), (1296, 510275), (1350, 489864), (1620, 408220), (1800, 367398), (2025, 326576), (2160, 306165), (2700, 244932), (3240, 204110), (3600, 183699), (4050, 163288), (5400, 122466), (6480, 102055), (8100, 81644), (10800, 61233), (16200, 40822), (20411, 32400)]