80340840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:384

約数の個数: 192

約数和(自身を含む): 282147840

約数和(自身を除く): 201807000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 115, 120, 124, 138, 155, 180, 184, 186, 207, 230, 248, 276, 279, 310, 313, 345, 360, 372, 414, 460, 465, 552, 558, 620, 626, 690, 713, 744, 828, 920, 930, 939, 1035, 1116, 1240, 1252, 1380, 1395, 1426, 1565, 1656, 1860, 1878, 2070, 2139, 2232, 2504, 2760, 2790, 2817, 2852, 3130, 3565, 3720, 3756, 4140, 4278, 4695, 5580, 5634, 5704, 6260, 6417, 7130, 7199, 7512, 8280, 8556, 9390, 9703, 10695, 11160, 11268, 12520, 12834, 14085, 14260, 14398, 17112, 18780, 19406, 21390, 21597, 22536, 25668, 28170, 28520, 28796, 29109, 32085, 35995, 37560, 38812, 42780, 43194, 48515, 51336, 56340, 57592, 58218, 64170, 64791, 71990, 77624, 85560, 86388, 87327, 97030, 107985, 112680, 116436, 128340, 129582, 143980, 145545, 172776, 174654, 194060, 215970, 223169, 232872, 256680, 259164, 287960, 291090, 323955, 349308, 388120, 431940, 436635, 446338, 518328, 582180, 647910, 669507, 698616, 863880, 873270, 892676, 1115845, 1164360, 1295820, 1339014, 1746540, 1785352, 2008521, 2231690, 2591640, 2678028, 3347535, 3493080, 4017042, 4463380, 5356056, 6695070, 8034084, 8926760, 10042605, 13390140, 16068168, 20085210, 26780280, 40170420, 80340840]

約数ペア:

[(1, 80340840), (2, 40170420), (3, 26780280), (4, 20085210), (5, 16068168), (6, 13390140), (8, 10042605), (9, 8926760), (10, 8034084), (12, 6695070), (15, 5356056), (18, 4463380), (20, 4017042), (23, 3493080), (24, 3347535), (30, 2678028), (31, 2591640), (36, 2231690), (40, 2008521), (45, 1785352), (46, 1746540), (60, 1339014), (62, 1295820), (69, 1164360), (72, 1115845), (90, 892676), (92, 873270), (93, 863880), (115, 698616), (120, 669507), (124, 647910), (138, 582180), (155, 518328), (180, 446338), (184, 436635), (186, 431940), (207, 388120), (230, 349308), (248, 323955), (276, 291090), (279, 287960), (310, 259164), (313, 256680), (345, 232872), (360, 223169), (372, 215970), (414, 194060), (460, 174654), (465, 172776), (552, 145545), (558, 143980), (620, 129582), (626, 128340), (690, 116436), (713, 112680), (744, 107985), (828, 97030), (920, 87327), (930, 86388), (939, 85560), (1035, 77624), (1116, 71990), (1240, 64791), (1252, 64170), (1380, 58218), (1395, 57592), (1426, 56340), (1565, 51336), (1656, 48515), (1860, 43194), (1878, 42780), (2070, 38812), (2139, 37560), (2232, 35995), (2504, 32085), (2760, 29109), (2790, 28796), (2817, 28520), (2852, 28170), (3130, 25668), (3565, 22536), (3720, 21597), (3756, 21390), (4140, 19406), (4278, 18780), (4695, 17112), (5580, 14398), (5634, 14260), (5704, 14085), (6260, 12834), (6417, 12520), (7130, 11268), (7199, 11160), (7512, 10695), (8280, 9703), (8556, 9390)]