260032860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 837782400

約数和(自身を除く): 577749540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 139, 171, 180, 190, 228, 278, 285, 342, 380, 417, 547, 556, 570, 684, 695, 834, 855, 1094, 1140, 1251, 1390, 1641, 1668, 1710, 2085, 2188, 2502, 2641, 2735, 2780, 3282, 3420, 4170, 4923, 5004, 5282, 5470, 6255, 6564, 7923, 8205, 8340, 9846, 10393, 10564, 10940, 12510, 13205, 15846, 16410, 19692, 20786, 23769, 24615, 25020, 26410, 31179, 31692, 32820, 39615, 41572, 47538, 49230, 51965, 52820, 62358, 76033, 79230, 93537, 95076, 98460, 103930, 118845, 124716, 152066, 155895, 158460, 187074, 207860, 228099, 237690, 304132, 311790, 374148, 380165, 456198, 467685, 475380, 623580, 684297, 760330, 912396, 935370, 1140495, 1368594, 1444627, 1520660, 1870740, 2280990, 2737188, 2889254, 3421485, 4333881, 4561980, 5778508, 6842970, 7223135, 8667762, 13001643, 13685940, 14446270, 17335524, 21669405, 26003286, 28892540, 43338810, 52006572, 65008215, 86677620, 130016430, 260032860]

約数ペア:

[(1, 260032860), (2, 130016430), (3, 86677620), (4, 65008215), (5, 52006572), (6, 43338810), (9, 28892540), (10, 26003286), (12, 21669405), (15, 17335524), (18, 14446270), (19, 13685940), (20, 13001643), (30, 8667762), (36, 7223135), (38, 6842970), (45, 5778508), (57, 4561980), (60, 4333881), (76, 3421485), (90, 2889254), (95, 2737188), (114, 2280990), (139, 1870740), (171, 1520660), (180, 1444627), (190, 1368594), (228, 1140495), (278, 935370), (285, 912396), (342, 760330), (380, 684297), (417, 623580), (547, 475380), (556, 467685), (570, 456198), (684, 380165), (695, 374148), (834, 311790), (855, 304132), (1094, 237690), (1140, 228099), (1251, 207860), (1390, 187074), (1641, 158460), (1668, 155895), (1710, 152066), (2085, 124716), (2188, 118845), (2502, 103930), (2641, 98460), (2735, 95076), (2780, 93537), (3282, 79230), (3420, 76033), (4170, 62358), (4923, 52820), (5004, 51965), (5282, 49230), (5470, 47538), (6255, 41572), (6564, 39615), (7923, 32820), (8205, 31692), (8340, 31179), (9846, 26410), (10393, 25020), (10564, 24615), (10940, 23769), (12510, 20786), (13205, 19692), (15846, 16410)]