197154720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19559}}^1$

素因数の和:19587

約数の個数: 144

約数和(自身を含む): 768942720

約数和(自身を除く): 571788000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 19559, 39118, 58677, 78236, 97795, 117354, 136913, 156472, 176031, 195590, 234708, 273826, 293385, 312944, 352062, 391180, 410739, 469416, 547652, 586770, 625888, 684565, 704124, 782360, 821478, 880155, 938832, 1095304, 1173540, 1232217, 1369130, 1408248, 1564720, 1642956, 1760310, 1877664, 2053695, 2190608, 2347080, 2464434, 2738260, 2816496, 3129440, 3285912, 3520620, 4107390, 4381216, 4694160, 4928868, 5476520, 5632992, 6161085, 6571824, 7041240, 8214780, 9388320, 9857736, 10953040, 12322170, 13143648, 14082480, 16429560, 19715472, 21906080, 24644340, 28164960, 32859120, 39430944, 49288680, 65718240, 98577360, 197154720]

約数ペア:

[(1, 197154720), (2, 98577360), (3, 65718240), (4, 49288680), (5, 39430944), (6, 32859120), (7, 28164960), (8, 24644340), (9, 21906080), (10, 19715472), (12, 16429560), (14, 14082480), (15, 13143648), (16, 12322170), (18, 10953040), (20, 9857736), (21, 9388320), (24, 8214780), (28, 7041240), (30, 6571824), (32, 6161085), (35, 5632992), (36, 5476520), (40, 4928868), (42, 4694160), (45, 4381216), (48, 4107390), (56, 3520620), (60, 3285912), (63, 3129440), (70, 2816496), (72, 2738260), (80, 2464434), (84, 2347080), (90, 2190608), (96, 2053695), (105, 1877664), (112, 1760310), (120, 1642956), (126, 1564720), (140, 1408248), (144, 1369130), (160, 1232217), (168, 1173540), (180, 1095304), (210, 938832), (224, 880155), (240, 821478), (252, 782360), (280, 704124), (288, 684565), (315, 625888), (336, 586770), (360, 547652), (420, 469416), (480, 410739), (504, 391180), (560, 352062), (630, 312944), (672, 293385), (720, 273826), (840, 234708), (1008, 195590), (1120, 176031), (1260, 156472), (1440, 136913), (1680, 117354), (2016, 97795), (2520, 78236), (3360, 58677), (5040, 39118), (10080, 19559)]