20158761120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1\times {\mathrm{1039}}^1$

素因数の和:1627

約数の個数: 192

約数和(自身を含む): 64459100160

約数和(自身を除く): 44300339040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 83, 96, 120, 160, 166, 240, 249, 332, 415, 480, 487, 498, 664, 830, 974, 996, 1039, 1245, 1328, 1461, 1660, 1948, 1992, 2078, 2435, 2490, 2656, 2922, 3117, 3320, 3896, 3984, 4156, 4870, 4980, 5195, 5844, 6234, 6640, 7305, 7792, 7968, 8312, 9740, 9960, 10390, 11688, 12468, 13280, 14610, 15584, 15585, 16624, 19480, 19920, 20780, 23376, 24936, 29220, 31170, 33248, 38960, 39840, 40421, 41560, 46752, 49872, 58440, 62340, 77920, 80842, 83120, 86237, 99744, 116880, 121263, 124680, 161684, 166240, 172474, 202105, 233760, 242526, 249360, 258711, 323368, 344948, 404210, 431185, 485052, 498720, 505993, 517422, 606315, 646736, 689896, 808420, 862370, 970104, 1011986, 1034844, 1212630, 1293472, 1293555, 1379792, 1517979, 1616840, 1724740, 1940208, 2023972, 2069688, 2425260, 2529965, 2587110, 2759584, 3035958, 3233680, 3449480, 3880416, 4047944, 4139376, 4850520, 5059930, 5174220, 6071916, 6467360, 6898960, 7589895, 8095888, 8278752, 9701040, 10119860, 10348440, 12143832, 13797920, 15179790, 16191776, 19402080, 20239720, 20696880, 24287664, 30359580, 40479440, 41393760, 41997419, 48575328, 60719160, 80958880, 83994838, 121438320, 125992257, 167989676, 209987095, 242876640, 251984514, 335979352, 419974190, 503969028, 629961285, 671958704, 839948380, 1007938056, 1259922570, 1343917408, 1679896760, 2015876112, 2519845140, 3359793520, 4031752224, 5039690280, 6719587040, 10079380560, 20158761120]

約数ペア:

[(1, 20158761120), (2, 10079380560), (3, 6719587040), (4, 5039690280), (5, 4031752224), (6, 3359793520), (8, 2519845140), (10, 2015876112), (12, 1679896760), (15, 1343917408), (16, 1259922570), (20, 1007938056), (24, 839948380), (30, 671958704), (32, 629961285), (40, 503969028), (48, 419974190), (60, 335979352), (80, 251984514), (83, 242876640), (96, 209987095), (120, 167989676), (160, 125992257), (166, 121438320), (240, 83994838), (249, 80958880), (332, 60719160), (415, 48575328), (480, 41997419), (487, 41393760), (498, 40479440), (664, 30359580), (830, 24287664), (974, 20696880), (996, 20239720), (1039, 19402080), (1245, 16191776), (1328, 15179790), (1461, 13797920), (1660, 12143832), (1948, 10348440), (1992, 10119860), (2078, 9701040), (2435, 8278752), (2490, 8095888), (2656, 7589895), (2922, 6898960), (3117, 6467360), (3320, 6071916), (3896, 5174220), (3984, 5059930), (4156, 4850520), (4870, 4139376), (4980, 4047944), (5195, 3880416), (5844, 3449480), (6234, 3233680), (6640, 3035958), (7305, 2759584), (7792, 2587110), (7968, 2529965), (8312, 2425260), (9740, 2069688), (9960, 2023972), (10390, 1940208), (11688, 1724740), (12468, 1616840), (13280, 1517979), (14610, 1379792), (15584, 1293555), (15585, 1293472), (16624, 1212630), (19480, 1034844), (19920, 1011986), (20780, 970104), (23376, 862370), (24936, 808420), (29220, 689896), (31170, 646736), (33248, 606315), (38960, 517422), (39840, 505993), (40421, 498720), (41560, 485052), (46752, 431185), (49872, 404210), (58440, 344948), (62340, 323368), (77920, 258711), (80842, 249360), (83120, 242526), (86237, 233760), (99744, 202105), (116880, 172474), (121263, 166240), (124680, 161684)]