421056240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{159491}}^1$

素因数の和:159518

約数の個数: 80

約数和(自身を含む): 1423944576

約数和(自身を除く): 1002888336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 159491, 318982, 478473, 637964, 797455, 956946, 1275928, 1594910, 1754401, 1913892, 2392365, 2551856, 3189820, 3508802, 3827784, 4784730, 5263203, 6379640, 7017604, 7655568, 8772005, 9569460, 10526406, 12759280, 14035208, 17544010, 19138920, 21052812, 26316015, 28070416, 35088020, 38277840, 42105624, 52632030, 70176040, 84211248, 105264060, 140352080, 210528120, 421056240]

約数ペア:

[(1, 421056240), (2, 210528120), (3, 140352080), (4, 105264060), (5, 84211248), (6, 70176040), (8, 52632030), (10, 42105624), (11, 38277840), (12, 35088020), (15, 28070416), (16, 26316015), (20, 21052812), (22, 19138920), (24, 17544010), (30, 14035208), (33, 12759280), (40, 10526406), (44, 9569460), (48, 8772005), (55, 7655568), (60, 7017604), (66, 6379640), (80, 5263203), (88, 4784730), (110, 3827784), (120, 3508802), (132, 3189820), (165, 2551856), (176, 2392365), (220, 1913892), (240, 1754401), (264, 1594910), (330, 1275928), (440, 956946), (528, 797455), (660, 637964), (880, 478473), (1320, 318982), (2640, 159491)]