640928535984

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{194813}}^1$

素因数の和:194936

約数の個数: 240

約数和(自身を含む): 2050054216704

約数和(自身を除く): 1409125680720

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 67, 72, 88, 93, 99, 124, 132, 134, 144, 176, 186, 198, 201, 248, 264, 268, 279, 341, 372, 396, 402, 496, 528, 536, 558, 603, 682, 737, 744, 792, 804, 1023, 1072, 1116, 1206, 1364, 1474, 1488, 1584, 1608, 2046, 2077, 2211, 2232, 2412, 2728, 2948, 3069, 3216, 4092, 4154, 4422, 4464, 4824, 5456, 5896, 6138, 6231, 6633, 8184, 8308, 8844, 9648, 11792, 12276, 12462, 13266, 16368, 16616, 17688, 18693, 22847, 24552, 24924, 26532, 33232, 35376, 37386, 45694, 49104, 49848, 53064, 68541, 74772, 91388, 99696, 106128, 137082, 149544, 182776, 194813, 205623, 274164, 299088, 365552, 389626, 411246, 548328, 584439, 779252, 822492, 1096656, 1168878, 1558504, 1644984, 1753317, 2142943, 2337756, 3117008, 3289968, 3506634, 4285886, 4675512, 6039203, 6428829, 7013268, 8571772, 9351024, 12078406, 12857658, 13052471, 14026536, 17143544, 18117609, 19286487, 24156812, 25715316, 26104942, 28053072, 34287088, 36235218, 38572974, 39157413, 48313624, 51430632, 52209884, 54352827, 66431233, 72470436, 77145948, 78314826, 96627248, 102861264, 104419768, 108705654, 117472239, 132862466, 143577181, 144940872, 154291896, 156629652, 199293699, 208839536, 217411308, 234944478, 265724932, 287154362, 289881744, 308583792, 313259304, 398587398, 404626601, 430731543, 434822616, 469888956, 531449864, 574308724, 597881097, 626518608, 797174796, 809253202, 861463086, 869645232, 939777912, 1062899728, 1148617448, 1195762194, 1213879803, 1292194629, 1594349592, 1618506404, 1722926172, 1879555824, 2297234896, 2391524388, 2427759606, 2584389258, 3188699184, 3237012808, 3445852344, 3641639409, 4450892611, 4783048776, 4855519212, 5168778516, 6474025616, 6891704688, 7283278818, 8901785222, 9566097552, 9711038424, 10337557032, 13352677833, 14566557636, 17803570444, 19422076848, 20675114064, 26705355666, 29133115272, 35607140888, 40058033499, 53410711332, 58266230544, 71214281776, 80116066998, 106821422664, 160232133996, 213642845328, 320464267992, 640928535984]

約数ペア:

[(1, 640928535984), (2, 320464267992), (3, 213642845328), (4, 160232133996), (6, 106821422664), (8, 80116066998), (9, 71214281776), (11, 58266230544), (12, 53410711332), (16, 40058033499), (18, 35607140888), (22, 29133115272), (24, 26705355666), (31, 20675114064), (33, 19422076848), (36, 17803570444), (44, 14566557636), (48, 13352677833), (62, 10337557032), (66, 9711038424), (67, 9566097552), (72, 8901785222), (88, 7283278818), (93, 6891704688), (99, 6474025616), (124, 5168778516), (132, 4855519212), (134, 4783048776), (144, 4450892611), (176, 3641639409), (186, 3445852344), (198, 3237012808), (201, 3188699184), (248, 2584389258), (264, 2427759606), (268, 2391524388), (279, 2297234896), (341, 1879555824), (372, 1722926172), (396, 1618506404), (402, 1594349592), (496, 1292194629), (528, 1213879803), (536, 1195762194), (558, 1148617448), (603, 1062899728), (682, 939777912), (737, 869645232), (744, 861463086), (792, 809253202), (804, 797174796), (1023, 626518608), (1072, 597881097), (1116, 574308724), (1206, 531449864), (1364, 469888956), (1474, 434822616), (1488, 430731543), (1584, 404626601), (1608, 398587398), (2046, 313259304), (2077, 308583792), (2211, 289881744), (2232, 287154362), (2412, 265724932), (2728, 234944478), (2948, 217411308), (3069, 208839536), (3216, 199293699), (4092, 156629652), (4154, 154291896), (4422, 144940872), (4464, 143577181), (4824, 132862466), (5456, 117472239), (5896, 108705654), (6138, 104419768), (6231, 102861264), (6633, 96627248), (8184, 78314826), (8308, 77145948), (8844, 72470436), (9648, 66431233), (11792, 54352827), (12276, 52209884), (12462, 51430632), (13266, 48313624), (16368, 39157413), (16616, 38572974), (17688, 36235218), (18693, 34287088), (22847, 28053072), (24552, 26104942), (24924, 25715316), (26532, 24156812), (33232, 19286487), (35376, 18117609), (37386, 17143544), (45694, 14026536), (49104, 13052471), (49848, 12857658), (53064, 12078406), (68541, 9351024), (74772, 8571772), (91388, 7013268), (99696, 6428829), (106128, 6039203), (137082, 4675512), (149544, 4285886), (182776, 3506634), (194813, 3289968), (205623, 3117008), (274164, 2337756), (299088, 2142943), (365552, 1753317), (389626, 1644984), (411246, 1558504), (548328, 1168878), (584439, 1096656), (779252, 822492)]