204969240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:686

約数の個数: 192

約数和(自身を含む): 767520000

約数和(自身を除く): 562550760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 163, 168, 180, 210, 252, 280, 315, 326, 360, 420, 489, 499, 504, 630, 652, 815, 840, 978, 998, 1141, 1260, 1304, 1467, 1497, 1630, 1956, 1996, 2282, 2445, 2495, 2520, 2934, 2994, 3260, 3423, 3493, 3912, 3992, 4491, 4564, 4890, 4990, 5705, 5868, 5988, 6520, 6846, 6986, 7335, 7485, 8982, 9128, 9780, 9980, 10269, 10479, 11410, 11736, 11976, 13692, 13972, 14670, 14970, 17115, 17465, 17964, 19560, 19960, 20538, 20958, 22455, 22820, 27384, 27944, 29340, 29940, 31437, 34230, 34930, 35928, 41076, 41916, 44910, 45640, 51345, 52395, 58680, 59880, 62874, 68460, 69860, 81337, 82152, 83832, 89820, 102690, 104790, 125748, 136920, 139720, 157185, 162674, 179640, 205380, 209580, 244011, 251496, 314370, 325348, 406685, 410760, 419160, 488022, 569359, 628740, 650696, 732033, 813370, 976044, 1138718, 1220055, 1257480, 1464066, 1626740, 1708077, 1952088, 2277436, 2440110, 2846795, 2928132, 3253480, 3416154, 3660165, 4554872, 4880220, 5124231, 5693590, 5856264, 6832308, 7320330, 8540385, 9760440, 10248462, 11387180, 13664616, 14640660, 17080770, 20496924, 22774360, 25621155, 29281320, 34161540, 40993848, 51242310, 68323080, 102484620, 204969240]

約数ペア:

[(1, 204969240), (2, 102484620), (3, 68323080), (4, 51242310), (5, 40993848), (6, 34161540), (7, 29281320), (8, 25621155), (9, 22774360), (10, 20496924), (12, 17080770), (14, 14640660), (15, 13664616), (18, 11387180), (20, 10248462), (21, 9760440), (24, 8540385), (28, 7320330), (30, 6832308), (35, 5856264), (36, 5693590), (40, 5124231), (42, 4880220), (45, 4554872), (56, 3660165), (60, 3416154), (63, 3253480), (70, 2928132), (72, 2846795), (84, 2440110), (90, 2277436), (105, 1952088), (120, 1708077), (126, 1626740), (140, 1464066), (163, 1257480), (168, 1220055), (180, 1138718), (210, 976044), (252, 813370), (280, 732033), (315, 650696), (326, 628740), (360, 569359), (420, 488022), (489, 419160), (499, 410760), (504, 406685), (630, 325348), (652, 314370), (815, 251496), (840, 244011), (978, 209580), (998, 205380), (1141, 179640), (1260, 162674), (1304, 157185), (1467, 139720), (1497, 136920), (1630, 125748), (1956, 104790), (1996, 102690), (2282, 89820), (2445, 83832), (2495, 82152), (2520, 81337), (2934, 69860), (2994, 68460), (3260, 62874), (3423, 59880), (3493, 58680), (3912, 52395), (3992, 51345), (4491, 45640), (4564, 44910), (4890, 41916), (4990, 41076), (5705, 35928), (5868, 34930), (5988, 34230), (6520, 31437), (6846, 29940), (6986, 29340), (7335, 27944), (7485, 27384), (8982, 22820), (9128, 22455), (9780, 20958), (9980, 20538), (10269, 19960), (10479, 19560), (11410, 17964), (11736, 17465), (11976, 17115), (13692, 14970), (13972, 14670)]