19780642560

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{967}}^1$

素因数の和:1759

約数の個数: 288

約数和(自身を含む): 72368980992

約数和(自身を除く): 52588338432

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, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 761, 768, 840, 896, 960, 967, 1120, 1280, 1344, 1522, 1680, 1792, 1920, 1934, 2240, 2283, 2688, 2901, 3044, 3360, 3805, 3840, 3868, 4480, 4566, 4835, 5327, 5376, 5802, 6088, 6720, 6769, 7610, 7736, 8960, 9132, 9670, 10654, 11415, 11604, 12176, 13440, 13538, 14505, 15220, 15472, 15981, 18264, 19340, 20307, 21308, 22830, 23208, 24352, 26635, 26880, 27076, 29010, 30440, 30944, 31962, 33845, 36528, 38680, 40614, 42616, 45660, 46416, 48704, 53270, 54152, 58020, 60880, 61888, 63924, 67690, 73056, 77360, 79905, 81228, 85232, 91320, 92832, 97408, 101535, 106540, 108304, 116040, 121760, 123776, 127848, 135380, 146112, 154720, 159810, 162456, 170464, 182640, 185664, 194816, 203070, 213080, 216608, 232080, 243520, 247552, 255696, 270760, 292224, 309440, 319620, 324912, 340928, 365280, 371328, 406140, 426160, 433216, 464160, 487040, 511392, 541520, 584448, 618880, 639240, 649824, 681856, 730560, 735887, 742656, 812280, 852320, 866432, 928320, 974080, 1022784, 1083040, 1237760, 1278480, 1299648, 1363712, 1461120, 1471774, 1624560, 1704640, 1732864, 1856640, 2045568, 2166080, 2207661, 2556960, 2599296, 2922240, 2943548, 3249120, 3409280, 3679435, 3713280, 4091136, 4332160, 4415322, 5113920, 5151209, 5198592, 5887096, 6498240, 6818560, 7358870, 8664320, 8830644, 10227840, 10302418, 11038305, 11774192, 12996480, 14717740, 15453627, 17661288, 20455680, 20604836, 22076610, 23548384, 25756045, 25992960, 29435480, 30907254, 35322576, 41209672, 44153220, 47096768, 51512090, 58870960, 61814508, 70645152, 77268135, 82419344, 88306440, 94193536, 103024180, 117741920, 123629016, 141290304, 154536270, 164838688, 176612880, 188387072, 206048360, 235483840, 247258032, 282580608, 309072540, 329677376, 353225760, 412096720, 470967680, 494516064, 565161216, 618145080, 659354752, 706451520, 824193440, 941935360, 989032128, 1236290160, 1318709504, 1412903040, 1648386880, 1978064256, 2472580320, 2825806080, 3296773760, 3956128512, 4945160640, 6593547520, 9890321280, 19780642560]

約数ペア:

[(1, 19780642560), (2, 9890321280), (3, 6593547520), (4, 4945160640), (5, 3956128512), (6, 3296773760), (7, 2825806080), (8, 2472580320), (10, 1978064256), (12, 1648386880), (14, 1412903040), (15, 1318709504), (16, 1236290160), (20, 989032128), (21, 941935360), (24, 824193440), (28, 706451520), (30, 659354752), (32, 618145080), (35, 565161216), (40, 494516064), (42, 470967680), (48, 412096720), (56, 353225760), (60, 329677376), (64, 309072540), (70, 282580608), (80, 247258032), (84, 235483840), (96, 206048360), (105, 188387072), (112, 176612880), (120, 164838688), (128, 154536270), (140, 141290304), (160, 123629016), (168, 117741920), (192, 103024180), (210, 94193536), (224, 88306440), (240, 82419344), (256, 77268135), (280, 70645152), (320, 61814508), (336, 58870960), (384, 51512090), (420, 47096768), (448, 44153220), (480, 41209672), (560, 35322576), (640, 30907254), (672, 29435480), (761, 25992960), (768, 25756045), (840, 23548384), (896, 22076610), (960, 20604836), (967, 20455680), (1120, 17661288), (1280, 15453627), (1344, 14717740), (1522, 12996480), (1680, 11774192), (1792, 11038305), (1920, 10302418), (1934, 10227840), (2240, 8830644), (2283, 8664320), (2688, 7358870), (2901, 6818560), (3044, 6498240), (3360, 5887096), (3805, 5198592), (3840, 5151209), (3868, 5113920), (4480, 4415322), (4566, 4332160), (4835, 4091136), (5327, 3713280), (5376, 3679435), (5802, 3409280), (6088, 3249120), (6720, 2943548), (6769, 2922240), (7610, 2599296), (7736, 2556960), (8960, 2207661), (9132, 2166080), (9670, 2045568), (10654, 1856640), (11415, 1732864), (11604, 1704640), (12176, 1624560), (13440, 1471774), (13538, 1461120), (14505, 1363712), (15220, 1299648), (15472, 1278480), (15981, 1237760), (18264, 1083040), (19340, 1022784), (20307, 974080), (21308, 928320), (22830, 866432), (23208, 852320), (24352, 812280), (26635, 742656), (26880, 735887), (27076, 730560), (29010, 681856), (30440, 649824), (30944, 639240), (31962, 618880), (33845, 584448), (36528, 541520), (38680, 511392), (40614, 487040), (42616, 464160), (45660, 433216), (46416, 426160), (48704, 406140), (53270, 371328), (54152, 365280), (58020, 340928), (60880, 324912), (61888, 319620), (63924, 309440), (67690, 292224), (73056, 270760), (77360, 255696), (79905, 247552), (81228, 243520), (85232, 232080), (91320, 216608), (92832, 213080), (97408, 203070), (101535, 194816), (106540, 185664), (108304, 182640), (116040, 170464), (121760, 162456), (123776, 159810), (127848, 154720), (135380, 146112)]