256430463768

素因数分解:

$2^3\times 3^3\times {\mathrm{173}}^1\times {\mathrm{281}}^1\times {\mathrm{24421}}^1$

素因数の和:24890

約数の個数: 128

約数和(自身を含む): 719003217600

約数和(自身を除く): 462572753832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 173, 216, 281, 346, 519, 562, 692, 843, 1038, 1124, 1384, 1557, 1686, 2076, 2248, 2529, 3114, 3372, 4152, 4671, 5058, 6228, 6744, 7587, 9342, 10116, 12456, 15174, 18684, 20232, 24421, 30348, 37368, 48613, 48842, 60696, 73263, 97226, 97684, 145839, 146526, 194452, 195368, 219789, 291678, 293052, 388904, 437517, 439578, 583356, 586104, 659367, 875034, 879156, 1166712, 1312551, 1318734, 1750068, 1758312, 2625102, 2637468, 3500136, 4224833, 5250204, 5274936, 6862301, 8449666, 10500408, 12674499, 13724602, 16899332, 20586903, 25348998, 27449204, 33798664, 38023497, 41173806, 50697996, 54898408, 61760709, 76046994, 82347612, 101395992, 114070491, 123521418, 152093988, 164695224, 185282127, 228140982, 247042836, 304187976, 370564254, 456281964, 494085672, 741128508, 912563928, 1187178073, 1482257016, 2374356146, 3561534219, 4748712292, 7123068438, 9497424584, 10684602657, 14246136876, 21369205314, 28492273752, 32053807971, 42738410628, 64107615942, 85476821256, 128215231884, 256430463768]

約数ペア:

[(1, 256430463768), (2, 128215231884), (3, 85476821256), (4, 64107615942), (6, 42738410628), (8, 32053807971), (9, 28492273752), (12, 21369205314), (18, 14246136876), (24, 10684602657), (27, 9497424584), (36, 7123068438), (54, 4748712292), (72, 3561534219), (108, 2374356146), (173, 1482257016), (216, 1187178073), (281, 912563928), (346, 741128508), (519, 494085672), (562, 456281964), (692, 370564254), (843, 304187976), (1038, 247042836), (1124, 228140982), (1384, 185282127), (1557, 164695224), (1686, 152093988), (2076, 123521418), (2248, 114070491), (2529, 101395992), (3114, 82347612), (3372, 76046994), (4152, 61760709), (4671, 54898408), (5058, 50697996), (6228, 41173806), (6744, 38023497), (7587, 33798664), (9342, 27449204), (10116, 25348998), (12456, 20586903), (15174, 16899332), (18684, 13724602), (20232, 12674499), (24421, 10500408), (30348, 8449666), (37368, 6862301), (48613, 5274936), (48842, 5250204), (60696, 4224833), (73263, 3500136), (97226, 2637468), (97684, 2625102), (145839, 1758312), (146526, 1750068), (194452, 1318734), (195368, 1312551), (219789, 1166712), (291678, 879156), (293052, 875034), (388904, 659367), (437517, 586104), (439578, 583356)]