718680480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1999}}^1$

素因数の和:2131

約数の個数: 192

約数和(自身を含む): 2612736000

約数和(自身を除く): 1894055520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 107, 112, 120, 140, 160, 168, 210, 214, 224, 240, 280, 321, 336, 420, 428, 480, 535, 560, 642, 672, 749, 840, 856, 1070, 1120, 1284, 1498, 1605, 1680, 1712, 1999, 2140, 2247, 2568, 2996, 3210, 3360, 3424, 3745, 3998, 4280, 4494, 5136, 5992, 5997, 6420, 7490, 7996, 8560, 8988, 9995, 10272, 11235, 11984, 11994, 12840, 13993, 14980, 15992, 17120, 17976, 19990, 22470, 23968, 23988, 25680, 27986, 29960, 29985, 31984, 35952, 39980, 41979, 44940, 47976, 51360, 55972, 59920, 59970, 63968, 69965, 71904, 79960, 83958, 89880, 95952, 111944, 119840, 119940, 139930, 159920, 167916, 179760, 191904, 209895, 213893, 223888, 239880, 279860, 319840, 335832, 359520, 419790, 427786, 447776, 479760, 559720, 641679, 671664, 839580, 855572, 959520, 1069465, 1119440, 1283358, 1343328, 1497251, 1679160, 1711144, 2138930, 2238880, 2566716, 2994502, 3208395, 3358320, 3422288, 4277860, 4491753, 5133432, 5989004, 6416790, 6716640, 6844576, 7486255, 8555720, 8983506, 10266864, 11978008, 12833580, 14972510, 17111440, 17967012, 20533728, 22458765, 23956016, 25667160, 29945020, 34222880, 35934024, 44917530, 47912032, 51334320, 59890040, 71868048, 89835060, 102668640, 119780080, 143736096, 179670120, 239560160, 359340240, 718680480]

約数ペア:

[(1, 718680480), (2, 359340240), (3, 239560160), (4, 179670120), (5, 143736096), (6, 119780080), (7, 102668640), (8, 89835060), (10, 71868048), (12, 59890040), (14, 51334320), (15, 47912032), (16, 44917530), (20, 35934024), (21, 34222880), (24, 29945020), (28, 25667160), (30, 23956016), (32, 22458765), (35, 20533728), (40, 17967012), (42, 17111440), (48, 14972510), (56, 12833580), (60, 11978008), (70, 10266864), (80, 8983506), (84, 8555720), (96, 7486255), (105, 6844576), (107, 6716640), (112, 6416790), (120, 5989004), (140, 5133432), (160, 4491753), (168, 4277860), (210, 3422288), (214, 3358320), (224, 3208395), (240, 2994502), (280, 2566716), (321, 2238880), (336, 2138930), (420, 1711144), (428, 1679160), (480, 1497251), (535, 1343328), (560, 1283358), (642, 1119440), (672, 1069465), (749, 959520), (840, 855572), (856, 839580), (1070, 671664), (1120, 641679), (1284, 559720), (1498, 479760), (1605, 447776), (1680, 427786), (1712, 419790), (1999, 359520), (2140, 335832), (2247, 319840), (2568, 279860), (2996, 239880), (3210, 223888), (3360, 213893), (3424, 209895), (3745, 191904), (3998, 179760), (4280, 167916), (4494, 159920), (5136, 139930), (5992, 119940), (5997, 119840), (6420, 111944), (7490, 95952), (7996, 89880), (8560, 83958), (8988, 79960), (9995, 71904), (10272, 69965), (11235, 63968), (11984, 59970), (11994, 59920), (12840, 55972), (13993, 51360), (14980, 47976), (15992, 44940), (17120, 41979), (17976, 39980), (19990, 35952), (22470, 31984), (23968, 29985), (23988, 29960), (25680, 27986)]