139521720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5261}}^1$

素因数の和:5305

約数の個数: 128

約数和(自身を含む): 477368640

約数和(自身を除く): 337846920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5261, 5304, 6630, 8840, 10522, 13260, 15783, 21044, 26305, 26520, 31566, 42088, 52610, 63132, 68393, 78915, 89437, 105220, 126264, 136786, 157830, 178874, 205179, 210440, 268311, 273572, 315660, 341965, 357748, 410358, 447185, 536622, 547144, 631320, 683930, 715496, 820716, 894370, 1025895, 1073244, 1162681, 1341555, 1367860, 1641432, 1788740, 2051790, 2146488, 2325362, 2683110, 2735720, 3488043, 3577480, 4103580, 4650724, 5366220, 5813405, 6976086, 8207160, 9301448, 10732440, 11626810, 13952172, 17440215, 23253620, 27904344, 34880430, 46507240, 69760860, 139521720]

約数ペア:

[(1, 139521720), (2, 69760860), (3, 46507240), (4, 34880430), (5, 27904344), (6, 23253620), (8, 17440215), (10, 13952172), (12, 11626810), (13, 10732440), (15, 9301448), (17, 8207160), (20, 6976086), (24, 5813405), (26, 5366220), (30, 4650724), (34, 4103580), (39, 3577480), (40, 3488043), (51, 2735720), (52, 2683110), (60, 2325362), (65, 2146488), (68, 2051790), (78, 1788740), (85, 1641432), (102, 1367860), (104, 1341555), (120, 1162681), (130, 1073244), (136, 1025895), (156, 894370), (170, 820716), (195, 715496), (204, 683930), (221, 631320), (255, 547144), (260, 536622), (312, 447185), (340, 410358), (390, 357748), (408, 341965), (442, 315660), (510, 273572), (520, 268311), (663, 210440), (680, 205179), (780, 178874), (884, 157830), (1020, 136786), (1105, 126264), (1326, 105220), (1560, 89437), (1768, 78915), (2040, 68393), (2210, 63132), (2652, 52610), (3315, 42088), (4420, 31566), (5261, 26520), (5304, 26305), (6630, 21044), (8840, 15783), (10522, 13260)]