398905080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:586

約数の個数: 192

約数和(自身を含む): 1403568000

約数和(自身を除く): 1004662920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 179, 196, 210, 245, 280, 294, 358, 379, 392, 420, 490, 537, 588, 716, 735, 758, 840, 895, 980, 1074, 1137, 1176, 1253, 1432, 1470, 1516, 1790, 1895, 1960, 2148, 2274, 2506, 2653, 2685, 2940, 3032, 3580, 3759, 3790, 4296, 4548, 5012, 5306, 5370, 5685, 5880, 6265, 7160, 7518, 7580, 7959, 8771, 9096, 10024, 10612, 10740, 11370, 12530, 13265, 15036, 15160, 15918, 17542, 18571, 18795, 21224, 21480, 22740, 25060, 26313, 26530, 30072, 31836, 35084, 37142, 37590, 39795, 43855, 45480, 50120, 52626, 53060, 55713, 63672, 67841, 70168, 74284, 75180, 79590, 87710, 92855, 105252, 106120, 111426, 131565, 135682, 148568, 150360, 159180, 175420, 185710, 203523, 210504, 222852, 263130, 271364, 278565, 318360, 339205, 350840, 371420, 407046, 445704, 474887, 526260, 542728, 557130, 678410, 742840, 814092, 949774, 1017615, 1052520, 1114260, 1356820, 1424661, 1628184, 1899548, 2035230, 2228520, 2374435, 2713640, 2849322, 3324209, 3799096, 4070460, 4748870, 5698644, 6648418, 7123305, 8140920, 9497740, 9972627, 11397288, 13296836, 14246610, 16621045, 18995480, 19945254, 26593672, 28493220, 33242090, 39890508, 49863135, 56986440, 66484180, 79781016, 99726270, 132968360, 199452540, 398905080]

約数ペア:

[(1, 398905080), (2, 199452540), (3, 132968360), (4, 99726270), (5, 79781016), (6, 66484180), (7, 56986440), (8, 49863135), (10, 39890508), (12, 33242090), (14, 28493220), (15, 26593672), (20, 19945254), (21, 18995480), (24, 16621045), (28, 14246610), (30, 13296836), (35, 11397288), (40, 9972627), (42, 9497740), (49, 8140920), (56, 7123305), (60, 6648418), (70, 5698644), (84, 4748870), (98, 4070460), (105, 3799096), (120, 3324209), (140, 2849322), (147, 2713640), (168, 2374435), (179, 2228520), (196, 2035230), (210, 1899548), (245, 1628184), (280, 1424661), (294, 1356820), (358, 1114260), (379, 1052520), (392, 1017615), (420, 949774), (490, 814092), (537, 742840), (588, 678410), (716, 557130), (735, 542728), (758, 526260), (840, 474887), (895, 445704), (980, 407046), (1074, 371420), (1137, 350840), (1176, 339205), (1253, 318360), (1432, 278565), (1470, 271364), (1516, 263130), (1790, 222852), (1895, 210504), (1960, 203523), (2148, 185710), (2274, 175420), (2506, 159180), (2653, 150360), (2685, 148568), (2940, 135682), (3032, 131565), (3580, 111426), (3759, 106120), (3790, 105252), (4296, 92855), (4548, 87710), (5012, 79590), (5306, 75180), (5370, 74284), (5685, 70168), (5880, 67841), (6265, 63672), (7160, 55713), (7518, 53060), (7580, 52626), (7959, 50120), (8771, 45480), (9096, 43855), (10024, 39795), (10612, 37590), (10740, 37142), (11370, 35084), (12530, 31836), (13265, 30072), (15036, 26530), (15160, 26313), (15918, 25060), (17542, 22740), (18571, 21480), (18795, 21224)]