1981282560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22433}}^1$

素因数の和:22480

約数の個数: 144

約数和(自身を含む): 6603133824

約数和(自身を除く): 4621851264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 3840, 4416, 5520, 5888, 7360, 8832, 11040, 14720, 17664, 22080, 22433, 29440, 44160, 44866, 67299, 88320, 89732, 112165, 134598, 179464, 224330, 269196, 336495, 358928, 448660, 515959, 538392, 672990, 717856, 897320, 1031918, 1076784, 1345980, 1435712, 1547877, 1794640, 2063836, 2153568, 2579795, 2691960, 2871424, 3095754, 3589280, 4127672, 4307136, 5159590, 5383920, 5742848, 6191508, 7178560, 7739385, 8255344, 8614272, 10319180, 10767840, 12383016, 14357120, 15478770, 16510688, 17228544, 20638360, 21535680, 24766032, 28714240, 30957540, 33021376, 41276720, 43071360, 49532064, 61915080, 66042752, 82553440, 86142720, 99064128, 123830160, 132085504, 165106880, 198128256, 247660320, 330213760, 396256512, 495320640, 660427520, 990641280, 1981282560]

約数ペア:

[(1, 1981282560), (2, 990641280), (3, 660427520), (4, 495320640), (5, 396256512), (6, 330213760), (8, 247660320), (10, 198128256), (12, 165106880), (15, 132085504), (16, 123830160), (20, 99064128), (23, 86142720), (24, 82553440), (30, 66042752), (32, 61915080), (40, 49532064), (46, 43071360), (48, 41276720), (60, 33021376), (64, 30957540), (69, 28714240), (80, 24766032), (92, 21535680), (96, 20638360), (115, 17228544), (120, 16510688), (128, 15478770), (138, 14357120), (160, 12383016), (184, 10767840), (192, 10319180), (230, 8614272), (240, 8255344), (256, 7739385), (276, 7178560), (320, 6191508), (345, 5742848), (368, 5383920), (384, 5159590), (460, 4307136), (480, 4127672), (552, 3589280), (640, 3095754), (690, 2871424), (736, 2691960), (768, 2579795), (920, 2153568), (960, 2063836), (1104, 1794640), (1280, 1547877), (1380, 1435712), (1472, 1345980), (1840, 1076784), (1920, 1031918), (2208, 897320), (2760, 717856), (2944, 672990), (3680, 538392), (3840, 515959), (4416, 448660), (5520, 358928), (5888, 336495), (7360, 269196), (8832, 224330), (11040, 179464), (14720, 134598), (17664, 112165), (22080, 89732), (22433, 88320), (29440, 67299), (44160, 44866)]