28391321520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{5749}}^1$

素因数の和:5825

約数の個数: 240

約数和(自身を含む): 100661340000

約数和(自身を除く): 72270018480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 361, 380, 456, 570, 684, 720, 722, 760, 855, 912, 1083, 1140, 1368, 1444, 1520, 1710, 1805, 2166, 2280, 2736, 2888, 3249, 3420, 3610, 4332, 4560, 5415, 5749, 5776, 6498, 6840, 6859, 7220, 8664, 10830, 11498, 12996, 13680, 13718, 14440, 16245, 17247, 17328, 20577, 21660, 22996, 25992, 27436, 28745, 28880, 32490, 34295, 34494, 41154, 43320, 45992, 51741, 51984, 54872, 57490, 61731, 64980, 68590, 68988, 82308, 86235, 86640, 91984, 102885, 103482, 109231, 109744, 114980, 123462, 129960, 137180, 137976, 164616, 172470, 205770, 206964, 218462, 229960, 246924, 258705, 259920, 274360, 275952, 308655, 327693, 329232, 344940, 411540, 413928, 436924, 459920, 493848, 517410, 546155, 548720, 617310, 655386, 689880, 823080, 827856, 873848, 983079, 987696, 1034820, 1092310, 1234620, 1310772, 1379760, 1638465, 1646160, 1747696, 1966158, 2069640, 2075389, 2184620, 2469240, 2621544, 3276930, 3932316, 4139280, 4150778, 4369240, 4915395, 4938480, 5243088, 6226167, 6553860, 7864632, 8301556, 8738480, 9830790, 10376945, 12452334, 13107720, 15729264, 16603112, 18678501, 19661580, 20753890, 24904668, 26215440, 31130835, 33206224, 37357002, 39323160, 39432391, 41507780, 49809336, 62261670, 74714004, 78646320, 78864782, 83015560, 93392505, 99618672, 118297173, 124523340, 149428008, 157729564, 166031120, 186785010, 197161955, 236594346, 249046680, 298856016, 315459128, 354891519, 373570020, 394323910, 473188692, 498093360, 591485865, 630918256, 709783038, 747140040, 788647820, 946377384, 1182971730, 1419566076, 1494280080, 1577295640, 1774457595, 1892754768, 2365943460, 2839132152, 3154591280, 3548915190, 4731886920, 5678264304, 7097830380, 9463773840, 14195660760, 28391321520]

約数ペア:

[(1, 28391321520), (2, 14195660760), (3, 9463773840), (4, 7097830380), (5, 5678264304), (6, 4731886920), (8, 3548915190), (9, 3154591280), (10, 2839132152), (12, 2365943460), (15, 1892754768), (16, 1774457595), (18, 1577295640), (19, 1494280080), (20, 1419566076), (24, 1182971730), (30, 946377384), (36, 788647820), (38, 747140040), (40, 709783038), (45, 630918256), (48, 591485865), (57, 498093360), (60, 473188692), (72, 394323910), (76, 373570020), (80, 354891519), (90, 315459128), (95, 298856016), (114, 249046680), (120, 236594346), (144, 197161955), (152, 186785010), (171, 166031120), (180, 157729564), (190, 149428008), (228, 124523340), (240, 118297173), (285, 99618672), (304, 93392505), (342, 83015560), (360, 78864782), (361, 78646320), (380, 74714004), (456, 62261670), (570, 49809336), (684, 41507780), (720, 39432391), (722, 39323160), (760, 37357002), (855, 33206224), (912, 31130835), (1083, 26215440), (1140, 24904668), (1368, 20753890), (1444, 19661580), (1520, 18678501), (1710, 16603112), (1805, 15729264), (2166, 13107720), (2280, 12452334), (2736, 10376945), (2888, 9830790), (3249, 8738480), (3420, 8301556), (3610, 7864632), (4332, 6553860), (4560, 6226167), (5415, 5243088), (5749, 4938480), (5776, 4915395), (6498, 4369240), (6840, 4150778), (6859, 4139280), (7220, 3932316), (8664, 3276930), (10830, 2621544), (11498, 2469240), (12996, 2184620), (13680, 2075389), (13718, 2069640), (14440, 1966158), (16245, 1747696), (17247, 1646160), (17328, 1638465), (20577, 1379760), (21660, 1310772), (22996, 1234620), (25992, 1092310), (27436, 1034820), (28745, 987696), (28880, 983079), (32490, 873848), (34295, 827856), (34494, 823080), (41154, 689880), (43320, 655386), (45992, 617310), (51741, 548720), (51984, 546155), (54872, 517410), (57490, 493848), (61731, 459920), (64980, 436924), (68590, 413928), (68988, 411540), (82308, 344940), (86235, 329232), (86640, 327693), (91984, 308655), (102885, 275952), (103482, 274360), (109231, 259920), (109744, 258705), (114980, 246924), (123462, 229960), (129960, 218462), (137180, 206964), (137976, 205770), (164616, 172470)]