71090880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 224

約数和(自身を含む): 263347200

約数和(自身を除く): 192256320

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, 71, 80, 84, 96, 105, 112, 120, 140, 142, 149, 160, 168, 192, 210, 213, 224, 240, 280, 284, 298, 320, 336, 355, 420, 426, 447, 448, 480, 497, 560, 568, 596, 672, 710, 745, 840, 852, 894, 960, 994, 1043, 1065, 1120, 1136, 1192, 1344, 1420, 1490, 1491, 1680, 1704, 1788, 1988, 2086, 2130, 2235, 2240, 2272, 2384, 2485, 2840, 2980, 2982, 3129, 3360, 3408, 3576, 3976, 4172, 4260, 4470, 4544, 4768, 4970, 5215, 5680, 5960, 5964, 6258, 6720, 6816, 7152, 7455, 7952, 8344, 8520, 8940, 9536, 9940, 10430, 10579, 11360, 11920, 11928, 12516, 13632, 14304, 14910, 15645, 15904, 16688, 17040, 17880, 19880, 20860, 21158, 22720, 23840, 23856, 25032, 28608, 29820, 31290, 31737, 31808, 33376, 34080, 35760, 39760, 41720, 42316, 47680, 47712, 50064, 52895, 59640, 62580, 63474, 66752, 68160, 71520, 74053, 79520, 83440, 84632, 95424, 100128, 105790, 119280, 125160, 126948, 143040, 148106, 158685, 159040, 166880, 169264, 200256, 211580, 222159, 238560, 250320, 253896, 296212, 317370, 333760, 338528, 370265, 423160, 444318, 477120, 500640, 507792, 592424, 634740, 677056, 740530, 846320, 888636, 1001280, 1015584, 1110795, 1184848, 1269480, 1481060, 1692640, 1777272, 2031168, 2221590, 2369696, 2538960, 2962120, 3385280, 3554544, 4443180, 4739392, 5077920, 5924240, 7109088, 8886360, 10155840, 11848480, 14218176, 17772720, 23696960, 35545440, 71090880]

約数ペア:

[(1, 71090880), (2, 35545440), (3, 23696960), (4, 17772720), (5, 14218176), (6, 11848480), (7, 10155840), (8, 8886360), (10, 7109088), (12, 5924240), (14, 5077920), (15, 4739392), (16, 4443180), (20, 3554544), (21, 3385280), (24, 2962120), (28, 2538960), (30, 2369696), (32, 2221590), (35, 2031168), (40, 1777272), (42, 1692640), (48, 1481060), (56, 1269480), (60, 1184848), (64, 1110795), (70, 1015584), (71, 1001280), (80, 888636), (84, 846320), (96, 740530), (105, 677056), (112, 634740), (120, 592424), (140, 507792), (142, 500640), (149, 477120), (160, 444318), (168, 423160), (192, 370265), (210, 338528), (213, 333760), (224, 317370), (240, 296212), (280, 253896), (284, 250320), (298, 238560), (320, 222159), (336, 211580), (355, 200256), (420, 169264), (426, 166880), (447, 159040), (448, 158685), (480, 148106), (497, 143040), (560, 126948), (568, 125160), (596, 119280), (672, 105790), (710, 100128), (745, 95424), (840, 84632), (852, 83440), (894, 79520), (960, 74053), (994, 71520), (1043, 68160), (1065, 66752), (1120, 63474), (1136, 62580), (1192, 59640), (1344, 52895), (1420, 50064), (1490, 47712), (1491, 47680), (1680, 42316), (1704, 41720), (1788, 39760), (1988, 35760), (2086, 34080), (2130, 33376), (2235, 31808), (2240, 31737), (2272, 31290), (2384, 29820), (2485, 28608), (2840, 25032), (2980, 23856), (2982, 23840), (3129, 22720), (3360, 21158), (3408, 20860), (3576, 19880), (3976, 17880), (4172, 17040), (4260, 16688), (4470, 15904), (4544, 15645), (4768, 14910), (4970, 14304), (5215, 13632), (5680, 12516), (5960, 11928), (5964, 11920), (6258, 11360), (6720, 10579), (6816, 10430), (7152, 9940), (7455, 9536), (7952, 8940), (8344, 8520)]