20505677040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8191}}^1$

素因数の和:8293

約数の個数: 320

約数和(自身を含む): 75576115200

約数和(自身を除く): 55070438160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 61, 72, 76, 80, 90, 95, 108, 114, 120, 122, 135, 144, 152, 171, 180, 183, 190, 216, 228, 240, 244, 270, 285, 304, 305, 342, 360, 366, 380, 432, 456, 488, 513, 540, 549, 570, 610, 684, 720, 732, 760, 855, 912, 915, 976, 1026, 1080, 1098, 1140, 1159, 1220, 1368, 1464, 1520, 1647, 1710, 1830, 2052, 2160, 2196, 2280, 2318, 2440, 2565, 2736, 2745, 2928, 3294, 3420, 3477, 3660, 4104, 4392, 4560, 4636, 4880, 5130, 5490, 5795, 6588, 6840, 6954, 7320, 8191, 8208, 8235, 8784, 9272, 10260, 10431, 10980, 11590, 13176, 13680, 13908, 14640, 16382, 16470, 17385, 18544, 20520, 20862, 21960, 23180, 24573, 26352, 27816, 31293, 32764, 32940, 34770, 40955, 41040, 41724, 43920, 46360, 49146, 52155, 55632, 62586, 65528, 65880, 69540, 73719, 81910, 83448, 92720, 98292, 104310, 122865, 125172, 131056, 131760, 139080, 147438, 155629, 156465, 163820, 166896, 196584, 208620, 221157, 245730, 250344, 278160, 294876, 311258, 312930, 327640, 368595, 393168, 417240, 442314, 466887, 491460, 499651, 500688, 589752, 622516, 625860, 655280, 737190, 778145, 834480, 884628, 933774, 982920, 999302, 1105785, 1179504, 1245032, 1251720, 1400661, 1474380, 1498953, 1556290, 1769256, 1867548, 1965840, 1998604, 2211570, 2334435, 2490064, 2498255, 2503440, 2801322, 2948760, 2997906, 3112580, 3538512, 3735096, 3997208, 4201983, 4423140, 4496859, 4668870, 4996510, 5602644, 5897520, 5995812, 6225160, 7003305, 7470192, 7494765, 7994416, 8403966, 8846280, 8993718, 9337740, 9493369, 9993020, 11205288, 11991624, 12450320, 13490577, 14006610, 14989530, 16807932, 17692560, 17987436, 18675480, 18986738, 19986040, 21009915, 22410576, 22484295, 23983248, 26981154, 28013220, 28480107, 29979060, 33615864, 35974872, 37350960, 37973476, 39972080, 42019830, 44968590, 47466845, 53962308, 56026440, 56960214, 59958120, 67231728, 67452885, 71949744, 75946952, 84039660, 85440321, 89937180, 94933690, 107924616, 112052880, 113920428, 119916240, 134905770, 142400535, 151893904, 168079320, 170880642, 179874360, 189867380, 215849232, 227840856, 256320963, 269811540, 284801070, 336158640, 341761284, 359748720, 379734760, 427201605, 455681712, 512641926, 539623080, 569602140, 683522568, 759469520, 854403210, 1025283852, 1079246160, 1139204280, 1281604815, 1367045136, 1708806420, 2050567704, 2278408560, 2563209630, 3417612840, 4101135408, 5126419260, 6835225680, 10252838520, 20505677040]

約数ペア:

[(1, 20505677040), (2, 10252838520), (3, 6835225680), (4, 5126419260), (5, 4101135408), (6, 3417612840), (8, 2563209630), (9, 2278408560), (10, 2050567704), (12, 1708806420), (15, 1367045136), (16, 1281604815), (18, 1139204280), (19, 1079246160), (20, 1025283852), (24, 854403210), (27, 759469520), (30, 683522568), (36, 569602140), (38, 539623080), (40, 512641926), (45, 455681712), (48, 427201605), (54, 379734760), (57, 359748720), (60, 341761284), (61, 336158640), (72, 284801070), (76, 269811540), (80, 256320963), (90, 227840856), (95, 215849232), (108, 189867380), (114, 179874360), (120, 170880642), (122, 168079320), (135, 151893904), (144, 142400535), (152, 134905770), (171, 119916240), (180, 113920428), (183, 112052880), (190, 107924616), (216, 94933690), (228, 89937180), (240, 85440321), (244, 84039660), (270, 75946952), (285, 71949744), (304, 67452885), (305, 67231728), (342, 59958120), (360, 56960214), (366, 56026440), (380, 53962308), (432, 47466845), (456, 44968590), (488, 42019830), (513, 39972080), (540, 37973476), (549, 37350960), (570, 35974872), (610, 33615864), (684, 29979060), (720, 28480107), (732, 28013220), (760, 26981154), (855, 23983248), (912, 22484295), (915, 22410576), (976, 21009915), (1026, 19986040), (1080, 18986738), (1098, 18675480), (1140, 17987436), (1159, 17692560), (1220, 16807932), (1368, 14989530), (1464, 14006610), (1520, 13490577), (1647, 12450320), (1710, 11991624), (1830, 11205288), (2052, 9993020), (2160, 9493369), (2196, 9337740), (2280, 8993718), (2318, 8846280), (2440, 8403966), (2565, 7994416), (2736, 7494765), (2745, 7470192), (2928, 7003305), (3294, 6225160), (3420, 5995812), (3477, 5897520), (3660, 5602644), (4104, 4996510), (4392, 4668870), (4560, 4496859), (4636, 4423140), (4880, 4201983), (5130, 3997208), (5490, 3735096), (5795, 3538512), (6588, 3112580), (6840, 2997906), (6954, 2948760), (7320, 2801322), (8191, 2503440), (8208, 2498255), (8235, 2490064), (8784, 2334435), (9272, 2211570), (10260, 1998604), (10431, 1965840), (10980, 1867548), (11590, 1769256), (13176, 1556290), (13680, 1498953), (13908, 1474380), (14640, 1400661), (16382, 1251720), (16470, 1245032), (17385, 1179504), (18544, 1105785), (20520, 999302), (20862, 982920), (21960, 933774), (23180, 884628), (24573, 834480), (26352, 778145), (27816, 737190), (31293, 655280), (32764, 625860), (32940, 622516), (34770, 589752), (40955, 500688), (41040, 499651), (41724, 491460), (43920, 466887), (46360, 442314), (49146, 417240), (52155, 393168), (55632, 368595), (62586, 327640), (65528, 312930), (65880, 311258), (69540, 294876), (73719, 278160), (81910, 250344), (83448, 245730), (92720, 221157), (98292, 208620), (104310, 196584), (122865, 166896), (125172, 163820), (131056, 156465), (131760, 155629), (139080, 147438)]