196882380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 641625600

約数和(自身を除く): 444743220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 61, 86, 90, 108, 122, 129, 135, 139, 172, 180, 183, 215, 244, 258, 270, 278, 305, 366, 387, 417, 430, 516, 540, 549, 556, 610, 645, 695, 732, 774, 834, 860, 915, 1098, 1161, 1220, 1251, 1290, 1390, 1548, 1647, 1668, 1830, 1935, 2085, 2196, 2322, 2502, 2580, 2623, 2745, 2780, 3294, 3660, 3753, 3870, 4170, 4644, 5004, 5246, 5490, 5805, 5977, 6255, 6588, 7506, 7740, 7869, 8235, 8340, 8479, 10492, 10980, 11610, 11954, 12510, 13115, 15012, 15738, 16470, 16958, 17931, 18765, 23220, 23607, 23908, 25020, 25437, 26230, 29885, 31476, 32940, 33916, 35862, 37530, 39345, 42395, 47214, 50874, 52460, 53793, 59770, 70821, 71724, 75060, 76311, 78690, 84790, 89655, 94428, 101748, 107586, 118035, 119540, 127185, 141642, 152622, 157380, 161379, 169580, 179310, 215172, 228933, 236070, 254370, 268965, 283284, 305244, 322758, 354105, 358620, 364597, 381555, 457866, 472140, 508740, 537930, 645516, 708210, 729194, 763110, 806895, 915732, 1075860, 1093791, 1144665, 1416420, 1458388, 1526220, 1613790, 1822985, 2187582, 2289330, 3227580, 3281373, 3645970, 4375164, 4578660, 5468955, 6562746, 7291940, 9844119, 10937910, 13125492, 16406865, 19688238, 21875820, 32813730, 39376476, 49220595, 65627460, 98441190, 196882380]

約数ペア:

[(1, 196882380), (2, 98441190), (3, 65627460), (4, 49220595), (5, 39376476), (6, 32813730), (9, 21875820), (10, 19688238), (12, 16406865), (15, 13125492), (18, 10937910), (20, 9844119), (27, 7291940), (30, 6562746), (36, 5468955), (43, 4578660), (45, 4375164), (54, 3645970), (60, 3281373), (61, 3227580), (86, 2289330), (90, 2187582), (108, 1822985), (122, 1613790), (129, 1526220), (135, 1458388), (139, 1416420), (172, 1144665), (180, 1093791), (183, 1075860), (215, 915732), (244, 806895), (258, 763110), (270, 729194), (278, 708210), (305, 645516), (366, 537930), (387, 508740), (417, 472140), (430, 457866), (516, 381555), (540, 364597), (549, 358620), (556, 354105), (610, 322758), (645, 305244), (695, 283284), (732, 268965), (774, 254370), (834, 236070), (860, 228933), (915, 215172), (1098, 179310), (1161, 169580), (1220, 161379), (1251, 157380), (1290, 152622), (1390, 141642), (1548, 127185), (1647, 119540), (1668, 118035), (1830, 107586), (1935, 101748), (2085, 94428), (2196, 89655), (2322, 84790), (2502, 78690), (2580, 76311), (2623, 75060), (2745, 71724), (2780, 70821), (3294, 59770), (3660, 53793), (3753, 52460), (3870, 50874), (4170, 47214), (4644, 42395), (5004, 39345), (5246, 37530), (5490, 35862), (5805, 33916), (5977, 32940), (6255, 31476), (6588, 29885), (7506, 26230), (7740, 25437), (7869, 25020), (8235, 23908), (8340, 23607), (8479, 23220), (10492, 18765), (10980, 17931), (11610, 16958), (11954, 16470), (12510, 15738), (13115, 15012)]