20351955600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{95819}}^1$

素因数の和:95902

約数の個数: 180

約数和(自身を含む): 71824755600

約数和(自身を除く): 51472800000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 59, 60, 72, 75, 80, 90, 100, 118, 120, 144, 150, 177, 180, 200, 225, 236, 240, 295, 300, 354, 360, 400, 450, 472, 531, 590, 600, 708, 720, 885, 900, 944, 1062, 1180, 1200, 1416, 1475, 1770, 1800, 2124, 2360, 2655, 2832, 2950, 3540, 3600, 4248, 4425, 4720, 5310, 5900, 7080, 8496, 8850, 10620, 11800, 13275, 14160, 17700, 21240, 23600, 26550, 35400, 42480, 53100, 70800, 95819, 106200, 191638, 212400, 287457, 383276, 479095, 574914, 766552, 862371, 958190, 1149828, 1437285, 1533104, 1724742, 1916380, 2299656, 2395475, 2874570, 3449484, 3832760, 4311855, 4599312, 4790950, 5653321, 5749140, 6898968, 7186425, 7665520, 8623710, 9581900, 11306642, 11498280, 13797936, 14372850, 16959963, 17247420, 19163800, 21559275, 22613284, 22996560, 28266605, 28745700, 33919926, 34494840, 38327600, 43118550, 45226568, 50879889, 56533210, 57491400, 67839852, 68989680, 84799815, 86237100, 90453136, 101759778, 113066420, 114982800, 135679704, 141333025, 169599630, 172474200, 203519556, 226132840, 254399445, 271359408, 282666050, 339199260, 344948400, 407039112, 423999075, 452265680, 508798890, 565332100, 678398520, 814078224, 847998150, 1017597780, 1130664200, 1271997225, 1356797040, 1695996300, 2035195560, 2261328400, 2543994450, 3391992600, 4070391120, 5087988900, 6783985200, 10175977800, 20351955600]

約数ペア:

[(1, 20351955600), (2, 10175977800), (3, 6783985200), (4, 5087988900), (5, 4070391120), (6, 3391992600), (8, 2543994450), (9, 2261328400), (10, 2035195560), (12, 1695996300), (15, 1356797040), (16, 1271997225), (18, 1130664200), (20, 1017597780), (24, 847998150), (25, 814078224), (30, 678398520), (36, 565332100), (40, 508798890), (45, 452265680), (48, 423999075), (50, 407039112), (59, 344948400), (60, 339199260), (72, 282666050), (75, 271359408), (80, 254399445), (90, 226132840), (100, 203519556), (118, 172474200), (120, 169599630), (144, 141333025), (150, 135679704), (177, 114982800), (180, 113066420), (200, 101759778), (225, 90453136), (236, 86237100), (240, 84799815), (295, 68989680), (300, 67839852), (354, 57491400), (360, 56533210), (400, 50879889), (450, 45226568), (472, 43118550), (531, 38327600), (590, 34494840), (600, 33919926), (708, 28745700), (720, 28266605), (885, 22996560), (900, 22613284), (944, 21559275), (1062, 19163800), (1180, 17247420), (1200, 16959963), (1416, 14372850), (1475, 13797936), (1770, 11498280), (1800, 11306642), (2124, 9581900), (2360, 8623710), (2655, 7665520), (2832, 7186425), (2950, 6898968), (3540, 5749140), (3600, 5653321), (4248, 4790950), (4425, 4599312), (4720, 4311855), (5310, 3832760), (5900, 3449484), (7080, 2874570), (8496, 2395475), (8850, 2299656), (10620, 1916380), (11800, 1724742), (13275, 1533104), (14160, 1437285), (17700, 1149828), (21240, 958190), (23600, 862371), (26550, 766552), (35400, 574914), (42480, 479095), (53100, 383276), (70800, 287457), (95819, 212400), (106200, 191638)]