1898336640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2833}}^1$

素因数の和:3204

約数の個数: 128

約数和(自身を含む): 6070428000

約数和(自身を除く): 4172091360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 349, 384, 480, 640, 698, 960, 1047, 1396, 1745, 1920, 2094, 2792, 2833, 3490, 4188, 5235, 5584, 5666, 6980, 8376, 8499, 10470, 11168, 11332, 13960, 14165, 16752, 16998, 20940, 22336, 22664, 27920, 28330, 33504, 33996, 41880, 42495, 44672, 45328, 55840, 56660, 67008, 67992, 83760, 84990, 90656, 111680, 113320, 134016, 135984, 167520, 169980, 181312, 223360, 226640, 271968, 335040, 339960, 362624, 453280, 543936, 670080, 679920, 906560, 988717, 1087872, 1359840, 1813120, 1977434, 2719680, 2966151, 3954868, 4943585, 5439360, 5932302, 7909736, 9887170, 11864604, 14830755, 15819472, 19774340, 23729208, 29661510, 31638944, 39548680, 47458416, 59323020, 63277888, 79097360, 94916832, 118646040, 126555776, 158194720, 189833664, 237292080, 316389440, 379667328, 474584160, 632778880, 949168320, 1898336640]

約数ペア:

[(1, 1898336640), (2, 949168320), (3, 632778880), (4, 474584160), (5, 379667328), (6, 316389440), (8, 237292080), (10, 189833664), (12, 158194720), (15, 126555776), (16, 118646040), (20, 94916832), (24, 79097360), (30, 63277888), (32, 59323020), (40, 47458416), (48, 39548680), (60, 31638944), (64, 29661510), (80, 23729208), (96, 19774340), (120, 15819472), (128, 14830755), (160, 11864604), (192, 9887170), (240, 7909736), (320, 5932302), (349, 5439360), (384, 4943585), (480, 3954868), (640, 2966151), (698, 2719680), (960, 1977434), (1047, 1813120), (1396, 1359840), (1745, 1087872), (1920, 988717), (2094, 906560), (2792, 679920), (2833, 670080), (3490, 543936), (4188, 453280), (5235, 362624), (5584, 339960), (5666, 335040), (6980, 271968), (8376, 226640), (8499, 223360), (10470, 181312), (11168, 169980), (11332, 167520), (13960, 135984), (14165, 134016), (16752, 113320), (16998, 111680), (20940, 90656), (22336, 84990), (22664, 83760), (27920, 67992), (28330, 67008), (33504, 56660), (33996, 55840), (41880, 45328), (42495, 44672)]