260321280

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:274

約数の個数: 208

約数和(自身を含む): 880696320

約数和(自身を除く): 620375040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 223, 228, 240, 256, 285, 304, 320, 380, 384, 446, 456, 480, 512, 570, 608, 640, 669, 760, 768, 892, 912, 960, 1024, 1115, 1140, 1216, 1280, 1338, 1520, 1536, 1784, 1824, 1920, 2048, 2230, 2280, 2432, 2560, 2676, 3040, 3072, 3345, 3568, 3648, 3840, 4096, 4237, 4460, 4560, 4864, 5120, 5352, 6080, 6144, 6690, 7136, 7296, 7680, 8474, 8920, 9120, 9728, 10240, 10704, 12160, 12288, 12711, 13380, 14272, 14592, 15360, 16948, 17840, 18240, 19456, 20480, 21185, 21408, 24320, 25422, 26760, 28544, 29184, 30720, 33896, 35680, 36480, 38912, 42370, 42816, 48640, 50844, 53520, 57088, 58368, 61440, 63555, 67792, 71360, 72960, 77824, 84740, 85632, 97280, 101688, 107040, 114176, 116736, 127110, 135584, 142720, 145920, 169480, 171264, 194560, 203376, 214080, 228352, 233472, 254220, 271168, 285440, 291840, 338960, 342528, 389120, 406752, 428160, 456704, 508440, 542336, 570880, 583680, 677920, 685056, 813504, 856320, 913408, 1016880, 1084672, 1141760, 1167360, 1355840, 1370112, 1627008, 1712640, 2033760, 2169344, 2283520, 2711680, 2740224, 3254016, 3425280, 4067520, 4338688, 4567040, 5423360, 6508032, 6850560, 8135040, 8677376, 10846720, 13016064, 13701120, 16270080, 17354752, 21693440, 26032128, 32540160, 43386880, 52064256, 65080320, 86773760, 130160640, 260321280]

約数ペア:

[(1, 260321280), (2, 130160640), (3, 86773760), (4, 65080320), (5, 52064256), (6, 43386880), (8, 32540160), (10, 26032128), (12, 21693440), (15, 17354752), (16, 16270080), (19, 13701120), (20, 13016064), (24, 10846720), (30, 8677376), (32, 8135040), (38, 6850560), (40, 6508032), (48, 5423360), (57, 4567040), (60, 4338688), (64, 4067520), (76, 3425280), (80, 3254016), (95, 2740224), (96, 2711680), (114, 2283520), (120, 2169344), (128, 2033760), (152, 1712640), (160, 1627008), (190, 1370112), (192, 1355840), (223, 1167360), (228, 1141760), (240, 1084672), (256, 1016880), (285, 913408), (304, 856320), (320, 813504), (380, 685056), (384, 677920), (446, 583680), (456, 570880), (480, 542336), (512, 508440), (570, 456704), (608, 428160), (640, 406752), (669, 389120), (760, 342528), (768, 338960), (892, 291840), (912, 285440), (960, 271168), (1024, 254220), (1115, 233472), (1140, 228352), (1216, 214080), (1280, 203376), (1338, 194560), (1520, 171264), (1536, 169480), (1784, 145920), (1824, 142720), (1920, 135584), (2048, 127110), (2230, 116736), (2280, 114176), (2432, 107040), (2560, 101688), (2676, 97280), (3040, 85632), (3072, 84740), (3345, 77824), (3568, 72960), (3648, 71360), (3840, 67792), (4096, 63555), (4237, 61440), (4460, 58368), (4560, 57088), (4864, 53520), (5120, 50844), (5352, 48640), (6080, 42816), (6144, 42370), (6690, 38912), (7136, 36480), (7296, 35680), (7680, 33896), (8474, 30720), (8920, 29184), (9120, 28544), (9728, 26760), (10240, 25422), (10704, 24320), (12160, 21408), (12288, 21185), (12711, 20480), (13380, 19456), (14272, 18240), (14592, 17840), (15360, 16948)]