256010040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5014

約数の個数: 192

約数和(自身を含む): 977689440

約数和(自身を除く): 721679400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 264, 286, 312, 330, 360, 390, 396, 429, 440, 468, 495, 520, 572, 585, 660, 715, 780, 792, 858, 936, 990, 1144, 1170, 1287, 1320, 1430, 1560, 1716, 1980, 2145, 2340, 2574, 2860, 3432, 3960, 4290, 4680, 4973, 5148, 5720, 6435, 8580, 9946, 10296, 12870, 14919, 17160, 19892, 24865, 25740, 29838, 39784, 44757, 49730, 51480, 54703, 59676, 64649, 74595, 89514, 99460, 109406, 119352, 129298, 149190, 164109, 179028, 193947, 198920, 218812, 223785, 258596, 273515, 298380, 323245, 328218, 358056, 387894, 437624, 447570, 492327, 517192, 547030, 581841, 596760, 646490, 656436, 711139, 775788, 820545, 895140, 969735, 984654, 1094060, 1163682, 1292980, 1312872, 1422278, 1551576, 1641090, 1790280, 1939470, 1969308, 2133417, 2188120, 2327364, 2461635, 2585960, 2844556, 2909205, 3282180, 3555695, 3878940, 3938616, 4266834, 4654728, 4923270, 5689112, 5818410, 6400251, 6564360, 7111390, 7757880, 8533668, 9846540, 10667085, 11636820, 12800502, 14222780, 17067336, 19693080, 21334170, 23273640, 25601004, 28445560, 32001255, 42668340, 51202008, 64002510, 85336680, 128005020, 256010040]

約数ペア:

[(1, 256010040), (2, 128005020), (3, 85336680), (4, 64002510), (5, 51202008), (6, 42668340), (8, 32001255), (9, 28445560), (10, 25601004), (11, 23273640), (12, 21334170), (13, 19693080), (15, 17067336), (18, 14222780), (20, 12800502), (22, 11636820), (24, 10667085), (26, 9846540), (30, 8533668), (33, 7757880), (36, 7111390), (39, 6564360), (40, 6400251), (44, 5818410), (45, 5689112), (52, 4923270), (55, 4654728), (60, 4266834), (65, 3938616), (66, 3878940), (72, 3555695), (78, 3282180), (88, 2909205), (90, 2844556), (99, 2585960), (104, 2461635), (110, 2327364), (117, 2188120), (120, 2133417), (130, 1969308), (132, 1939470), (143, 1790280), (156, 1641090), (165, 1551576), (180, 1422278), (195, 1312872), (198, 1292980), (220, 1163682), (234, 1094060), (260, 984654), (264, 969735), (286, 895140), (312, 820545), (330, 775788), (360, 711139), (390, 656436), (396, 646490), (429, 596760), (440, 581841), (468, 547030), (495, 517192), (520, 492327), (572, 447570), (585, 437624), (660, 387894), (715, 358056), (780, 328218), (792, 323245), (858, 298380), (936, 273515), (990, 258596), (1144, 223785), (1170, 218812), (1287, 198920), (1320, 193947), (1430, 179028), (1560, 164109), (1716, 149190), (1980, 129298), (2145, 119352), (2340, 109406), (2574, 99460), (2860, 89514), (3432, 74595), (3960, 64649), (4290, 59676), (4680, 54703), (4973, 51480), (5148, 49730), (5720, 44757), (6435, 39784), (8580, 29838), (9946, 25740), (10296, 24865), (12870, 19892), (14919, 17160)]