20450265600

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31327}}^1$

素因数の和:31375

約数の個数: 240

約数和(自身を含む): 71532350208

約数和(自身を除く): 51082084608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 170, 192, 200, 204, 240, 255, 256, 272, 300, 320, 340, 384, 400, 408, 425, 480, 510, 512, 544, 600, 640, 680, 768, 800, 816, 850, 960, 1020, 1088, 1200, 1275, 1280, 1360, 1536, 1600, 1632, 1700, 1920, 2040, 2176, 2400, 2550, 2560, 2720, 3200, 3264, 3400, 3840, 4080, 4352, 4800, 5100, 5440, 6400, 6528, 6800, 7680, 8160, 8704, 9600, 10200, 10880, 12800, 13056, 13600, 16320, 19200, 20400, 21760, 26112, 27200, 31327, 32640, 38400, 40800, 43520, 54400, 62654, 65280, 81600, 93981, 108800, 125308, 130560, 156635, 163200, 187962, 217600, 250616, 313270, 326400, 375924, 469905, 501232, 532559, 626540, 652800, 751848, 783175, 939810, 1002464, 1065118, 1253080, 1503696, 1566350, 1597677, 1879620, 2004928, 2130236, 2349525, 2506160, 2662795, 3007392, 3132700, 3195354, 3759240, 4009856, 4260472, 4699050, 5012320, 5325590, 6014784, 6265400, 6390708, 7518480, 7988385, 8019712, 8520944, 9398100, 10024640, 10651180, 12029568, 12530800, 12781416, 13313975, 15036960, 15976770, 16039424, 17041888, 18796200, 20049280, 21302360, 24059136, 25061600, 25562832, 26627950, 30073920, 31953540, 34083776, 37592400, 39941925, 40098560, 42604720, 48118272, 50123200, 51125664, 53255900, 60147840, 63907080, 68167552, 75184800, 79883850, 80197120, 85209440, 100246400, 102251328, 106511800, 120295680, 127814160, 136335104, 150369600, 159767700, 170418880, 200492800, 204502656, 213023600, 240591360, 255628320, 272670208, 300739200, 319535400, 340837760, 400985600, 409005312, 426047200, 511256640, 601478400, 639070800, 681675520, 818010624, 852094400, 1022513280, 1202956800, 1278141600, 1363351040, 1704188800, 2045026560, 2556283200, 3408377600, 4090053120, 5112566400, 6816755200, 10225132800, 20450265600]

約数ペア:

[(1, 20450265600), (2, 10225132800), (3, 6816755200), (4, 5112566400), (5, 4090053120), (6, 3408377600), (8, 2556283200), (10, 2045026560), (12, 1704188800), (15, 1363351040), (16, 1278141600), (17, 1202956800), (20, 1022513280), (24, 852094400), (25, 818010624), (30, 681675520), (32, 639070800), (34, 601478400), (40, 511256640), (48, 426047200), (50, 409005312), (51, 400985600), (60, 340837760), (64, 319535400), (68, 300739200), (75, 272670208), (80, 255628320), (85, 240591360), (96, 213023600), (100, 204502656), (102, 200492800), (120, 170418880), (128, 159767700), (136, 150369600), (150, 136335104), (160, 127814160), (170, 120295680), (192, 106511800), (200, 102251328), (204, 100246400), (240, 85209440), (255, 80197120), (256, 79883850), (272, 75184800), (300, 68167552), (320, 63907080), (340, 60147840), (384, 53255900), (400, 51125664), (408, 50123200), (425, 48118272), (480, 42604720), (510, 40098560), (512, 39941925), (544, 37592400), (600, 34083776), (640, 31953540), (680, 30073920), (768, 26627950), (800, 25562832), (816, 25061600), (850, 24059136), (960, 21302360), (1020, 20049280), (1088, 18796200), (1200, 17041888), (1275, 16039424), (1280, 15976770), (1360, 15036960), (1536, 13313975), (1600, 12781416), (1632, 12530800), (1700, 12029568), (1920, 10651180), (2040, 10024640), (2176, 9398100), (2400, 8520944), (2550, 8019712), (2560, 7988385), (2720, 7518480), (3200, 6390708), (3264, 6265400), (3400, 6014784), (3840, 5325590), (4080, 5012320), (4352, 4699050), (4800, 4260472), (5100, 4009856), (5440, 3759240), (6400, 3195354), (6528, 3132700), (6800, 3007392), (7680, 2662795), (8160, 2506160), (8704, 2349525), (9600, 2130236), (10200, 2004928), (10880, 1879620), (12800, 1597677), (13056, 1566350), (13600, 1503696), (16320, 1253080), (19200, 1065118), (20400, 1002464), (21760, 939810), (26112, 783175), (27200, 751848), (31327, 652800), (32640, 626540), (38400, 532559), (40800, 501232), (43520, 469905), (54400, 375924), (62654, 326400), (65280, 313270), (81600, 250616), (93981, 217600), (108800, 187962), (125308, 163200), (130560, 156635)]