1245157020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8467}}^1$

素因数の和:8544

約数の個数: 144

約数和(自身を含む): 4068704640

約数和(自身を除く): 2823547620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 114, 129, 171, 172, 180, 190, 215, 228, 258, 285, 342, 380, 387, 430, 516, 570, 645, 684, 774, 817, 855, 860, 1140, 1290, 1548, 1634, 1710, 1935, 2451, 2580, 3268, 3420, 3870, 4085, 4902, 7353, 7740, 8170, 8467, 9804, 12255, 14706, 16340, 16934, 24510, 25401, 29412, 33868, 36765, 42335, 49020, 50802, 73530, 76203, 84670, 101604, 127005, 147060, 152406, 160873, 169340, 254010, 304812, 321746, 364081, 381015, 482619, 508020, 643492, 728162, 762030, 804365, 965238, 1092243, 1447857, 1456324, 1524060, 1608730, 1820405, 1930476, 2184486, 2413095, 2895714, 3217460, 3276729, 3640810, 4368972, 4826190, 5461215, 5791428, 6553458, 6917539, 7239285, 7281620, 9652380, 10922430, 13106916, 13835078, 14478570, 16383645, 20752617, 21844860, 27670156, 28957140, 32767290, 34587695, 41505234, 62257851, 65534580, 69175390, 83010468, 103763085, 124515702, 138350780, 207526170, 249031404, 311289255, 415052340, 622578510, 1245157020]

約数ペア:

[(1, 1245157020), (2, 622578510), (3, 415052340), (4, 311289255), (5, 249031404), (6, 207526170), (9, 138350780), (10, 124515702), (12, 103763085), (15, 83010468), (18, 69175390), (19, 65534580), (20, 62257851), (30, 41505234), (36, 34587695), (38, 32767290), (43, 28957140), (45, 27670156), (57, 21844860), (60, 20752617), (76, 16383645), (86, 14478570), (90, 13835078), (95, 13106916), (114, 10922430), (129, 9652380), (171, 7281620), (172, 7239285), (180, 6917539), (190, 6553458), (215, 5791428), (228, 5461215), (258, 4826190), (285, 4368972), (342, 3640810), (380, 3276729), (387, 3217460), (430, 2895714), (516, 2413095), (570, 2184486), (645, 1930476), (684, 1820405), (774, 1608730), (817, 1524060), (855, 1456324), (860, 1447857), (1140, 1092243), (1290, 965238), (1548, 804365), (1634, 762030), (1710, 728162), (1935, 643492), (2451, 508020), (2580, 482619), (3268, 381015), (3420, 364081), (3870, 321746), (4085, 304812), (4902, 254010), (7353, 169340), (7740, 160873), (8170, 152406), (8467, 147060), (9804, 127005), (12255, 101604), (14706, 84670), (16340, 76203), (16934, 73530), (24510, 50802), (25401, 49020), (29412, 42335), (33868, 36765)]