740446720

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1226

約数の個数: 160

約数和(自身を含む): 2014246080

約数和(自身を除く): 1273799360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 304, 320, 380, 416, 494, 512, 520, 608, 640, 760, 832, 988, 1040, 1171, 1216, 1235, 1280, 1520, 1664, 1976, 2080, 2342, 2432, 2470, 2560, 3040, 3328, 3952, 4160, 4684, 4864, 4940, 5855, 6080, 6656, 7904, 8320, 9368, 9728, 9880, 11710, 12160, 15223, 15808, 16640, 18736, 19760, 22249, 23420, 24320, 30446, 31616, 33280, 37472, 39520, 44498, 46840, 48640, 60892, 63232, 74944, 76115, 79040, 88996, 93680, 111245, 121784, 126464, 149888, 152230, 158080, 177992, 187360, 222490, 243568, 289237, 299776, 304460, 316160, 355984, 374720, 444980, 487136, 578474, 599552, 608920, 632320, 711968, 749440, 889960, 974272, 1156948, 1217840, 1423936, 1446185, 1498880, 1779920, 1948544, 2313896, 2435680, 2847872, 2892370, 2997760, 3559840, 3897088, 4627792, 4871360, 5695744, 5784740, 7119680, 7794176, 9255584, 9742720, 11391488, 11569480, 14239360, 18511168, 19485440, 23138960, 28478720, 37022336, 38970880, 46277920, 56957440, 74044672, 92555840, 148089344, 185111680, 370223360, 740446720]

約数ペア:

[(1, 740446720), (2, 370223360), (4, 185111680), (5, 148089344), (8, 92555840), (10, 74044672), (13, 56957440), (16, 46277920), (19, 38970880), (20, 37022336), (26, 28478720), (32, 23138960), (38, 19485440), (40, 18511168), (52, 14239360), (64, 11569480), (65, 11391488), (76, 9742720), (80, 9255584), (95, 7794176), (104, 7119680), (128, 5784740), (130, 5695744), (152, 4871360), (160, 4627792), (190, 3897088), (208, 3559840), (247, 2997760), (256, 2892370), (260, 2847872), (304, 2435680), (320, 2313896), (380, 1948544), (416, 1779920), (494, 1498880), (512, 1446185), (520, 1423936), (608, 1217840), (640, 1156948), (760, 974272), (832, 889960), (988, 749440), (1040, 711968), (1171, 632320), (1216, 608920), (1235, 599552), (1280, 578474), (1520, 487136), (1664, 444980), (1976, 374720), (2080, 355984), (2342, 316160), (2432, 304460), (2470, 299776), (2560, 289237), (3040, 243568), (3328, 222490), (3952, 187360), (4160, 177992), (4684, 158080), (4864, 152230), (4940, 149888), (5855, 126464), (6080, 121784), (6656, 111245), (7904, 93680), (8320, 88996), (9368, 79040), (9728, 76115), (9880, 74944), (11710, 63232), (12160, 60892), (15223, 48640), (15808, 46840), (16640, 44498), (18736, 39520), (19760, 37472), (22249, 33280), (23420, 31616), (24320, 30446)]