19328320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 168

約数和(自身を含む): 56144160

約数和(自身を除く): 36815840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 32, 34, 38, 40, 44, 55, 64, 68, 76, 80, 85, 88, 95, 110, 136, 152, 160, 170, 176, 187, 190, 209, 220, 272, 289, 304, 320, 323, 340, 352, 374, 380, 418, 440, 544, 578, 608, 646, 680, 704, 748, 760, 836, 880, 935, 1045, 1088, 1156, 1216, 1292, 1360, 1445, 1496, 1520, 1615, 1672, 1760, 1870, 2090, 2312, 2584, 2720, 2890, 2992, 3040, 3179, 3230, 3344, 3520, 3553, 3740, 4180, 4624, 5168, 5440, 5491, 5780, 5984, 6080, 6358, 6460, 6688, 7106, 7480, 8360, 9248, 10336, 10982, 11560, 11968, 12716, 12920, 13376, 14212, 14960, 15895, 16720, 17765, 18496, 20672, 21964, 23120, 25432, 25840, 27455, 28424, 29920, 31790, 33440, 35530, 43928, 46240, 50864, 51680, 54910, 56848, 59840, 60401, 63580, 66880, 71060, 87856, 92480, 101728, 103360, 109820, 113696, 120802, 127160, 142120, 175712, 203456, 219640, 227392, 241604, 254320, 284240, 302005, 351424, 439280, 483208, 508640, 568480, 604010, 878560, 966416, 1017280, 1136960, 1208020, 1757120, 1932832, 2416040, 3865664, 4832080, 9664160, 19328320]

約数ペア:

[(1, 19328320), (2, 9664160), (4, 4832080), (5, 3865664), (8, 2416040), (10, 1932832), (11, 1757120), (16, 1208020), (17, 1136960), (19, 1017280), (20, 966416), (22, 878560), (32, 604010), (34, 568480), (38, 508640), (40, 483208), (44, 439280), (55, 351424), (64, 302005), (68, 284240), (76, 254320), (80, 241604), (85, 227392), (88, 219640), (95, 203456), (110, 175712), (136, 142120), (152, 127160), (160, 120802), (170, 113696), (176, 109820), (187, 103360), (190, 101728), (209, 92480), (220, 87856), (272, 71060), (289, 66880), (304, 63580), (320, 60401), (323, 59840), (340, 56848), (352, 54910), (374, 51680), (380, 50864), (418, 46240), (440, 43928), (544, 35530), (578, 33440), (608, 31790), (646, 29920), (680, 28424), (704, 27455), (748, 25840), (760, 25432), (836, 23120), (880, 21964), (935, 20672), (1045, 18496), (1088, 17765), (1156, 16720), (1216, 15895), (1292, 14960), (1360, 14212), (1445, 13376), (1496, 12920), (1520, 12716), (1615, 11968), (1672, 11560), (1760, 10982), (1870, 10336), (2090, 9248), (2312, 8360), (2584, 7480), (2720, 7106), (2890, 6688), (2992, 6460), (3040, 6358), (3179, 6080), (3230, 5984), (3344, 5780), (3520, 5491), (3553, 5440), (3740, 5168), (4180, 4624)]