438915840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10391}}^1$

素因数の和:10426

約数の個数: 144

約数和(自身を含む): 1529369856

約数和(自身を除く): 1090454016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1760, 1920, 2112, 2640, 2816, 3520, 3840, 4224, 5280, 7040, 8448, 10391, 10560, 14080, 20782, 21120, 31173, 41564, 42240, 51955, 62346, 83128, 103910, 114301, 124692, 155865, 166256, 207820, 228602, 249384, 311730, 332512, 342903, 415640, 457204, 498768, 571505, 623460, 665024, 685806, 831280, 914408, 997536, 1143010, 1246920, 1330048, 1371612, 1662560, 1714515, 1828816, 1995072, 2286020, 2493840, 2660096, 2743224, 3325120, 3429030, 3657632, 3990144, 4572040, 4987680, 5486448, 6650240, 6858060, 7315264, 7980288, 9144080, 9975360, 10972896, 13300480, 13716120, 14630528, 18288160, 19950720, 21945792, 27432240, 29261056, 36576320, 39901440, 43891584, 54864480, 73152640, 87783168, 109728960, 146305280, 219457920, 438915840]

約数ペア:

[(1, 438915840), (2, 219457920), (3, 146305280), (4, 109728960), (5, 87783168), (6, 73152640), (8, 54864480), (10, 43891584), (11, 39901440), (12, 36576320), (15, 29261056), (16, 27432240), (20, 21945792), (22, 19950720), (24, 18288160), (30, 14630528), (32, 13716120), (33, 13300480), (40, 10972896), (44, 9975360), (48, 9144080), (55, 7980288), (60, 7315264), (64, 6858060), (66, 6650240), (80, 5486448), (88, 4987680), (96, 4572040), (110, 3990144), (120, 3657632), (128, 3429030), (132, 3325120), (160, 2743224), (165, 2660096), (176, 2493840), (192, 2286020), (220, 1995072), (240, 1828816), (256, 1714515), (264, 1662560), (320, 1371612), (330, 1330048), (352, 1246920), (384, 1143010), (440, 997536), (480, 914408), (528, 831280), (640, 685806), (660, 665024), (704, 623460), (768, 571505), (880, 498768), (960, 457204), (1056, 415640), (1280, 342903), (1320, 332512), (1408, 311730), (1760, 249384), (1920, 228602), (2112, 207820), (2640, 166256), (2816, 155865), (3520, 124692), (3840, 114301), (4224, 103910), (5280, 83128), (7040, 62346), (8448, 51955), (10391, 42240), (10560, 41564), (14080, 31173), (20782, 21120)]