320499360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1699}}^1$

素因数の和:1851

約数の個数: 144

約数和(自身を含む): 1102701600

約数和(自身を除く): 782202240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 288, 360, 393, 480, 524, 655, 720, 786, 1048, 1179, 1310, 1440, 1572, 1699, 1965, 2096, 2358, 2620, 3144, 3398, 3930, 4192, 4716, 5097, 5240, 5895, 6288, 6796, 7860, 8495, 9432, 10194, 10480, 11790, 12576, 13592, 15291, 15720, 16990, 18864, 20388, 20960, 23580, 25485, 27184, 30582, 31440, 33980, 37728, 40776, 47160, 50970, 54368, 61164, 62880, 67960, 76455, 81552, 94320, 101940, 122328, 135920, 152910, 163104, 188640, 203880, 222569, 244656, 271840, 305820, 407760, 445138, 489312, 611640, 667707, 815520, 890276, 1112845, 1223280, 1335414, 1780552, 2003121, 2225690, 2446560, 2670828, 3338535, 3561104, 4006242, 4451380, 5341656, 6677070, 7122208, 8012484, 8902760, 10015605, 10683312, 13354140, 16024968, 17805520, 20031210, 21366624, 26708280, 32049936, 35611040, 40062420, 53416560, 64099872, 80124840, 106833120, 160249680, 320499360]

約数ペア:

[(1, 320499360), (2, 160249680), (3, 106833120), (4, 80124840), (5, 64099872), (6, 53416560), (8, 40062420), (9, 35611040), (10, 32049936), (12, 26708280), (15, 21366624), (16, 20031210), (18, 17805520), (20, 16024968), (24, 13354140), (30, 10683312), (32, 10015605), (36, 8902760), (40, 8012484), (45, 7122208), (48, 6677070), (60, 5341656), (72, 4451380), (80, 4006242), (90, 3561104), (96, 3338535), (120, 2670828), (131, 2446560), (144, 2225690), (160, 2003121), (180, 1780552), (240, 1335414), (262, 1223280), (288, 1112845), (360, 890276), (393, 815520), (480, 667707), (524, 611640), (655, 489312), (720, 445138), (786, 407760), (1048, 305820), (1179, 271840), (1310, 244656), (1440, 222569), (1572, 203880), (1699, 188640), (1965, 163104), (2096, 152910), (2358, 135920), (2620, 122328), (3144, 101940), (3398, 94320), (3930, 81552), (4192, 76455), (4716, 67960), (5097, 62880), (5240, 61164), (5895, 54368), (6288, 50970), (6796, 47160), (7860, 40776), (8495, 37728), (9432, 33980), (10194, 31440), (10480, 30582), (11790, 27184), (12576, 25485), (13592, 23580), (15291, 20960), (15720, 20388), (16990, 18864)]