561202840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 1416683520

約数和(自身を除く): 855480680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 121, 127, 166, 220, 242, 254, 332, 415, 440, 484, 508, 605, 635, 664, 830, 913, 968, 1016, 1210, 1270, 1331, 1397, 1660, 1826, 2420, 2540, 2662, 2794, 3320, 3652, 4565, 4840, 5080, 5324, 5588, 6655, 6985, 7304, 9130, 10043, 10541, 10648, 11176, 13310, 13970, 15367, 18260, 20086, 21082, 26620, 27940, 30734, 36520, 40172, 42164, 50215, 52705, 53240, 55880, 61468, 76835, 80344, 84328, 100430, 105410, 110473, 115951, 122936, 153670, 169037, 200860, 210820, 220946, 231902, 307340, 338074, 401720, 421640, 441892, 463804, 552365, 579755, 614680, 676148, 845185, 883784, 927608, 1104730, 1159510, 1275461, 1352296, 1690370, 2209460, 2319020, 2550922, 3380740, 4418920, 4638040, 5101844, 6377305, 6761480, 10203688, 12754610, 14030071, 25509220, 28060142, 51018440, 56120284, 70150355, 112240568, 140300710, 280601420, 561202840]

約数ペア:

[(1, 561202840), (2, 280601420), (4, 140300710), (5, 112240568), (8, 70150355), (10, 56120284), (11, 51018440), (20, 28060142), (22, 25509220), (40, 14030071), (44, 12754610), (55, 10203688), (83, 6761480), (88, 6377305), (110, 5101844), (121, 4638040), (127, 4418920), (166, 3380740), (220, 2550922), (242, 2319020), (254, 2209460), (332, 1690370), (415, 1352296), (440, 1275461), (484, 1159510), (508, 1104730), (605, 927608), (635, 883784), (664, 845185), (830, 676148), (913, 614680), (968, 579755), (1016, 552365), (1210, 463804), (1270, 441892), (1331, 421640), (1397, 401720), (1660, 338074), (1826, 307340), (2420, 231902), (2540, 220946), (2662, 210820), (2794, 200860), (3320, 169037), (3652, 153670), (4565, 122936), (4840, 115951), (5080, 110473), (5324, 105410), (5588, 100430), (6655, 84328), (6985, 80344), (7304, 76835), (9130, 61468), (10043, 55880), (10541, 53240), (10648, 52705), (11176, 50215), (13310, 42164), (13970, 40172), (15367, 36520), (18260, 30734), (20086, 27940), (21082, 26620)]