78234240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{5821}}^1$

素因数の和:5850

約数の個数: 128

約数和(自身を含む): 285045120

約数和(自身を除く): 206810880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 5821, 6720, 11642, 13440, 17463, 23284, 29105, 34926, 40747, 46568, 58210, 69852, 81494, 87315, 93136, 116420, 122241, 139704, 162988, 174630, 186272, 203735, 232840, 244482, 279408, 325976, 349260, 372544, 407470, 465680, 488964, 558816, 611205, 651952, 698520, 745088, 814940, 931360, 977928, 1117632, 1222410, 1303904, 1397040, 1629880, 1862720, 1955856, 2235264, 2444820, 2607808, 2794080, 3259760, 3725440, 3911712, 4889640, 5215616, 5588160, 6519520, 7823424, 9779280, 11176320, 13039040, 15646848, 19558560, 26078080, 39117120, 78234240]

約数ペア:

[(1, 78234240), (2, 39117120), (3, 26078080), (4, 19558560), (5, 15646848), (6, 13039040), (7, 11176320), (8, 9779280), (10, 7823424), (12, 6519520), (14, 5588160), (15, 5215616), (16, 4889640), (20, 3911712), (21, 3725440), (24, 3259760), (28, 2794080), (30, 2607808), (32, 2444820), (35, 2235264), (40, 1955856), (42, 1862720), (48, 1629880), (56, 1397040), (60, 1303904), (64, 1222410), (70, 1117632), (80, 977928), (84, 931360), (96, 814940), (105, 745088), (112, 698520), (120, 651952), (128, 611205), (140, 558816), (160, 488964), (168, 465680), (192, 407470), (210, 372544), (224, 349260), (240, 325976), (280, 279408), (320, 244482), (336, 232840), (384, 203735), (420, 186272), (448, 174630), (480, 162988), (560, 139704), (640, 122241), (672, 116420), (840, 93136), (896, 87315), (960, 81494), (1120, 69852), (1344, 58210), (1680, 46568), (1920, 40747), (2240, 34926), (2688, 29105), (3360, 23284), (4480, 17463), (5821, 13440), (6720, 11642)]