194891620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 527446080

約数和(自身を除く): 332554460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 101, 110, 140, 154, 179, 196, 202, 220, 245, 308, 358, 385, 404, 490, 505, 539, 707, 716, 770, 895, 980, 1010, 1078, 1111, 1253, 1414, 1540, 1790, 1969, 2020, 2156, 2222, 2506, 2695, 2828, 3535, 3580, 3938, 4444, 4949, 5012, 5390, 5555, 6265, 7070, 7777, 7876, 8771, 9845, 9898, 10780, 11110, 12530, 13783, 14140, 15554, 17542, 18079, 19690, 19796, 22220, 24745, 25060, 27566, 31108, 35084, 36158, 38885, 39380, 43855, 49490, 54439, 55132, 68915, 72316, 77770, 87710, 90395, 96481, 98980, 108878, 126553, 137830, 155540, 175420, 180790, 192962, 198869, 217756, 253106, 272195, 275660, 361580, 385924, 397738, 482405, 506212, 544390, 632765, 795476, 885871, 964810, 994345, 1088780, 1265530, 1392083, 1771742, 1929620, 1988690, 2531060, 2784166, 3543484, 3977380, 4429355, 5568332, 6960415, 8858710, 9744581, 13920830, 17717420, 19489162, 27841660, 38978324, 48722905, 97445810, 194891620]

約数ペア:

[(1, 194891620), (2, 97445810), (4, 48722905), (5, 38978324), (7, 27841660), (10, 19489162), (11, 17717420), (14, 13920830), (20, 9744581), (22, 8858710), (28, 6960415), (35, 5568332), (44, 4429355), (49, 3977380), (55, 3543484), (70, 2784166), (77, 2531060), (98, 1988690), (101, 1929620), (110, 1771742), (140, 1392083), (154, 1265530), (179, 1088780), (196, 994345), (202, 964810), (220, 885871), (245, 795476), (308, 632765), (358, 544390), (385, 506212), (404, 482405), (490, 397738), (505, 385924), (539, 361580), (707, 275660), (716, 272195), (770, 253106), (895, 217756), (980, 198869), (1010, 192962), (1078, 180790), (1111, 175420), (1253, 155540), (1414, 137830), (1540, 126553), (1790, 108878), (1969, 98980), (2020, 96481), (2156, 90395), (2222, 87710), (2506, 77770), (2695, 72316), (2828, 68915), (3535, 55132), (3580, 54439), (3938, 49490), (4444, 43855), (4949, 39380), (5012, 38885), (5390, 36158), (5555, 35084), (6265, 31108), (7070, 27566), (7777, 25060), (7876, 24745), (8771, 22220), (9845, 19796), (9898, 19690), (10780, 18079), (11110, 17542), (12530, 15554), (13783, 14140)]