19384560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 74474400

約数和(自身を除く): 55089840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 109, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 218, 228, 234, 240, 247, 260, 285, 304, 312, 327, 342, 360, 380, 390, 436, 456, 468, 494, 520, 545, 570, 585, 624, 654, 684, 720, 741, 760, 780, 855, 872, 912, 936, 981, 988, 1040, 1090, 1140, 1170, 1235, 1308, 1368, 1417, 1482, 1520, 1560, 1635, 1710, 1744, 1872, 1962, 1976, 2071, 2180, 2223, 2280, 2340, 2470, 2616, 2736, 2834, 2964, 3120, 3270, 3420, 3705, 3924, 3952, 4142, 4251, 4360, 4446, 4560, 4680, 4905, 4940, 5232, 5668, 5928, 6213, 6540, 6840, 7085, 7410, 7848, 8284, 8502, 8720, 8892, 9360, 9810, 9880, 10355, 11115, 11336, 11856, 12426, 12753, 13080, 13680, 14170, 14820, 15696, 16568, 17004, 17784, 18639, 19620, 19760, 20710, 21255, 22230, 22672, 24852, 25506, 26160, 26923, 28340, 29640, 31065, 33136, 34008, 35568, 37278, 39240, 41420, 42510, 44460, 49704, 51012, 53846, 56680, 59280, 62130, 63765, 68016, 74556, 78480, 80769, 82840, 85020, 88920, 93195, 99408, 102024, 107692, 113360, 124260, 127530, 134615, 149112, 161538, 165680, 170040, 177840, 186390, 204048, 215384, 242307, 248520, 255060, 269230, 298224, 323076, 340080, 372780, 403845, 430768, 484614, 497040, 510120, 538460, 646152, 745560, 807690, 969228, 1020240, 1076920, 1211535, 1292304, 1491120, 1615380, 1938456, 2153840, 2423070, 3230760, 3876912, 4846140, 6461520, 9692280, 19384560]

約数ペア:

[(1, 19384560), (2, 9692280), (3, 6461520), (4, 4846140), (5, 3876912), (6, 3230760), (8, 2423070), (9, 2153840), (10, 1938456), (12, 1615380), (13, 1491120), (15, 1292304), (16, 1211535), (18, 1076920), (19, 1020240), (20, 969228), (24, 807690), (26, 745560), (30, 646152), (36, 538460), (38, 510120), (39, 497040), (40, 484614), (45, 430768), (48, 403845), (52, 372780), (57, 340080), (60, 323076), (65, 298224), (72, 269230), (76, 255060), (78, 248520), (80, 242307), (90, 215384), (95, 204048), (104, 186390), (109, 177840), (114, 170040), (117, 165680), (120, 161538), (130, 149112), (144, 134615), (152, 127530), (156, 124260), (171, 113360), (180, 107692), (190, 102024), (195, 99408), (208, 93195), (218, 88920), (228, 85020), (234, 82840), (240, 80769), (247, 78480), (260, 74556), (285, 68016), (304, 63765), (312, 62130), (327, 59280), (342, 56680), (360, 53846), (380, 51012), (390, 49704), (436, 44460), (456, 42510), (468, 41420), (494, 39240), (520, 37278), (545, 35568), (570, 34008), (585, 33136), (624, 31065), (654, 29640), (684, 28340), (720, 26923), (741, 26160), (760, 25506), (780, 24852), (855, 22672), (872, 22230), (912, 21255), (936, 20710), (981, 19760), (988, 19620), (1040, 18639), (1090, 17784), (1140, 17004), (1170, 16568), (1235, 15696), (1308, 14820), (1368, 14170), (1417, 13680), (1482, 13080), (1520, 12753), (1560, 12426), (1635, 11856), (1710, 11336), (1744, 11115), (1872, 10355), (1962, 9880), (1976, 9810), (2071, 9360), (2180, 8892), (2223, 8720), (2280, 8502), (2340, 8284), (2470, 7848), (2616, 7410), (2736, 7085), (2834, 6840), (2964, 6540), (3120, 6213), (3270, 5928), (3420, 5668), (3705, 5232), (3924, 4940), (3952, 4905), (4142, 4680), (4251, 4560), (4360, 4446)]