397659780

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{11689}}^1$

素因数の和:11720

約数の個数: 144

約数和(自身を含む): 1429733760

約数和(自身を除く): 1032073980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6804, 8505, 11340, 11689, 17010, 23378, 34020, 35067, 46756, 58445, 70134, 81823, 105201, 116890, 140268, 163646, 175335, 210402, 233780, 245469, 315603, 327292, 350670, 409115, 420804, 490938, 526005, 631206, 701340, 736407, 818230, 946809, 981876, 1052010, 1227345, 1262412, 1472814, 1578015, 1636460, 1893618, 2104020, 2209221, 2454690, 2840427, 2945628, 3156030, 3682035, 3787236, 4418442, 4734045, 4909380, 5680854, 6312060, 6627663, 7364070, 8836884, 9468090, 11046105, 11361708, 13255326, 14202135, 14728140, 18936180, 19882989, 22092210, 26510652, 28404270, 33138315, 39765978, 44184420, 56808540, 66276630, 79531956, 99414945, 132553260, 198829890, 397659780]

約数ペア:

[(1, 397659780), (2, 198829890), (3, 132553260), (4, 99414945), (5, 79531956), (6, 66276630), (7, 56808540), (9, 44184420), (10, 39765978), (12, 33138315), (14, 28404270), (15, 26510652), (18, 22092210), (20, 19882989), (21, 18936180), (27, 14728140), (28, 14202135), (30, 13255326), (35, 11361708), (36, 11046105), (42, 9468090), (45, 8836884), (54, 7364070), (60, 6627663), (63, 6312060), (70, 5680854), (81, 4909380), (84, 4734045), (90, 4418442), (105, 3787236), (108, 3682035), (126, 3156030), (135, 2945628), (140, 2840427), (162, 2454690), (180, 2209221), (189, 2104020), (210, 1893618), (243, 1636460), (252, 1578015), (270, 1472814), (315, 1262412), (324, 1227345), (378, 1052010), (405, 981876), (420, 946809), (486, 818230), (540, 736407), (567, 701340), (630, 631206), (756, 526005), (810, 490938), (945, 420804), (972, 409115), (1134, 350670), (1215, 327292), (1260, 315603), (1620, 245469), (1701, 233780), (1890, 210402), (2268, 175335), (2430, 163646), (2835, 140268), (3402, 116890), (3780, 105201), (4860, 81823), (5670, 70134), (6804, 58445), (8505, 46756), (11340, 35067), (11689, 34020), (17010, 23378)]