348797440

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 160

約数和(自身を含む): 901549440

約数和(自身を除く): 552752000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 71, 76, 80, 95, 101, 128, 142, 152, 160, 190, 202, 256, 284, 304, 320, 355, 380, 404, 505, 512, 568, 608, 640, 710, 760, 808, 1010, 1136, 1216, 1280, 1349, 1420, 1520, 1616, 1919, 2020, 2272, 2432, 2560, 2698, 2840, 3040, 3232, 3838, 4040, 4544, 4864, 5396, 5680, 6080, 6464, 6745, 7171, 7676, 8080, 9088, 9595, 9728, 10792, 11360, 12160, 12928, 13490, 14342, 15352, 16160, 18176, 19190, 21584, 22720, 24320, 25856, 26980, 28684, 30704, 32320, 35855, 36352, 38380, 43168, 45440, 48640, 51712, 53960, 57368, 61408, 64640, 71710, 76760, 86336, 90880, 107920, 114736, 122816, 129280, 136249, 143420, 153520, 172672, 181760, 215840, 229472, 245632, 258560, 272498, 286840, 307040, 345344, 431680, 458944, 491264, 544996, 573680, 614080, 681245, 690688, 863360, 917888, 982528, 1089992, 1147360, 1228160, 1362490, 1726720, 1835776, 2179984, 2294720, 2456320, 2724980, 3453440, 3671552, 4359968, 4589440, 4912640, 5449960, 8719936, 9178880, 10899920, 17439872, 18357760, 21799840, 34879744, 43599680, 69759488, 87199360, 174398720, 348797440]

約数ペア:

[(1, 348797440), (2, 174398720), (4, 87199360), (5, 69759488), (8, 43599680), (10, 34879744), (16, 21799840), (19, 18357760), (20, 17439872), (32, 10899920), (38, 9178880), (40, 8719936), (64, 5449960), (71, 4912640), (76, 4589440), (80, 4359968), (95, 3671552), (101, 3453440), (128, 2724980), (142, 2456320), (152, 2294720), (160, 2179984), (190, 1835776), (202, 1726720), (256, 1362490), (284, 1228160), (304, 1147360), (320, 1089992), (355, 982528), (380, 917888), (404, 863360), (505, 690688), (512, 681245), (568, 614080), (608, 573680), (640, 544996), (710, 491264), (760, 458944), (808, 431680), (1010, 345344), (1136, 307040), (1216, 286840), (1280, 272498), (1349, 258560), (1420, 245632), (1520, 229472), (1616, 215840), (1919, 181760), (2020, 172672), (2272, 153520), (2432, 143420), (2560, 136249), (2698, 129280), (2840, 122816), (3040, 114736), (3232, 107920), (3838, 90880), (4040, 86336), (4544, 76760), (4864, 71710), (5396, 64640), (5680, 61408), (6080, 57368), (6464, 53960), (6745, 51712), (7171, 48640), (7676, 45440), (8080, 43168), (9088, 38380), (9595, 36352), (9728, 35855), (10792, 32320), (11360, 30704), (12160, 28684), (12928, 26980), (13490, 25856), (14342, 24320), (15352, 22720), (16160, 21584), (18176, 19190)]