209597220

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 288

約数和(自身を含む): 773450496

約数和(自身を除く): 563853276

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, 61, 63, 70, 81, 84, 90, 101, 105, 108, 122, 126, 135, 140, 162, 180, 183, 189, 202, 210, 243, 244, 252, 270, 303, 305, 315, 324, 366, 378, 404, 405, 420, 427, 486, 505, 540, 549, 567, 606, 610, 630, 707, 732, 756, 810, 854, 909, 915, 945, 972, 1010, 1098, 1134, 1212, 1215, 1220, 1260, 1281, 1414, 1515, 1620, 1647, 1701, 1708, 1818, 1830, 1890, 2020, 2121, 2135, 2196, 2268, 2430, 2562, 2727, 2745, 2828, 2835, 3030, 3294, 3402, 3535, 3636, 3660, 3780, 3843, 4242, 4270, 4545, 4860, 4941, 5124, 5454, 5490, 5670, 6060, 6161, 6363, 6405, 6588, 6804, 7070, 7686, 8181, 8235, 8484, 8505, 8540, 9090, 9882, 10605, 10908, 10980, 11340, 11529, 12322, 12726, 12810, 13635, 14140, 14823, 15372, 16362, 16470, 17010, 18180, 18483, 19089, 19215, 19764, 21210, 23058, 24543, 24644, 24705, 25452, 25620, 27270, 29646, 30805, 31815, 32724, 32940, 34020, 34587, 36966, 38178, 38430, 40905, 42420, 43127, 46116, 49086, 49410, 54540, 55449, 57267, 57645, 59292, 61610, 63630, 69174, 73932, 74115, 76356, 76860, 81810, 86254, 92415, 95445, 98172, 98820, 103761, 110898, 114534, 115290, 122715, 123220, 127260, 129381, 138348, 148230, 163620, 166347, 171801, 172508, 172935, 184830, 190890, 207522, 215635, 221796, 229068, 230580, 245430, 258762, 277245, 286335, 296460, 332694, 343602, 345870, 369660, 381780, 388143, 415044, 431270, 490860, 499041, 517524, 518805, 554490, 572670, 646905, 665388, 687204, 691740, 776286, 831735, 859005, 862540, 998082, 1037610, 1108980, 1145340, 1164429, 1293810, 1497123, 1552572, 1663470, 1718010, 1940715, 1996164, 2075220, 2328858, 2495205, 2587620, 2994246, 3326940, 3436020, 3493287, 3881430, 4657716, 4990410, 5822145, 5988492, 6986574, 7485615, 7762860, 9980820, 10479861, 11644290, 13973148, 14971230, 17466435, 20959722, 23288580, 29942460, 34932870, 41919444, 52399305, 69865740, 104798610, 209597220]

約数ペア:

[(1, 209597220), (2, 104798610), (3, 69865740), (4, 52399305), (5, 41919444), (6, 34932870), (7, 29942460), (9, 23288580), (10, 20959722), (12, 17466435), (14, 14971230), (15, 13973148), (18, 11644290), (20, 10479861), (21, 9980820), (27, 7762860), (28, 7485615), (30, 6986574), (35, 5988492), (36, 5822145), (42, 4990410), (45, 4657716), (54, 3881430), (60, 3493287), (61, 3436020), (63, 3326940), (70, 2994246), (81, 2587620), (84, 2495205), (90, 2328858), (101, 2075220), (105, 1996164), (108, 1940715), (122, 1718010), (126, 1663470), (135, 1552572), (140, 1497123), (162, 1293810), (180, 1164429), (183, 1145340), (189, 1108980), (202, 1037610), (210, 998082), (243, 862540), (244, 859005), (252, 831735), (270, 776286), (303, 691740), (305, 687204), (315, 665388), (324, 646905), (366, 572670), (378, 554490), (404, 518805), (405, 517524), (420, 499041), (427, 490860), (486, 431270), (505, 415044), (540, 388143), (549, 381780), (567, 369660), (606, 345870), (610, 343602), (630, 332694), (707, 296460), (732, 286335), (756, 277245), (810, 258762), (854, 245430), (909, 230580), (915, 229068), (945, 221796), (972, 215635), (1010, 207522), (1098, 190890), (1134, 184830), (1212, 172935), (1215, 172508), (1220, 171801), (1260, 166347), (1281, 163620), (1414, 148230), (1515, 138348), (1620, 129381), (1647, 127260), (1701, 123220), (1708, 122715), (1818, 115290), (1830, 114534), (1890, 110898), (2020, 103761), (2121, 98820), (2135, 98172), (2196, 95445), (2268, 92415), (2430, 86254), (2562, 81810), (2727, 76860), (2745, 76356), (2828, 74115), (2835, 73932), (3030, 69174), (3294, 63630), (3402, 61610), (3535, 59292), (3636, 57645), (3660, 57267), (3780, 55449), (3843, 54540), (4242, 49410), (4270, 49086), (4545, 46116), (4860, 43127), (4941, 42420), (5124, 40905), (5454, 38430), (5490, 38178), (5670, 36966), (6060, 34587), (6161, 34020), (6363, 32940), (6405, 32724), (6588, 31815), (6804, 30805), (7070, 29646), (7686, 27270), (8181, 25620), (8235, 25452), (8484, 24705), (8505, 24644), (8540, 24543), (9090, 23058), (9882, 21210), (10605, 19764), (10908, 19215), (10980, 19089), (11340, 18483), (11529, 18180), (12322, 17010), (12726, 16470), (12810, 16362), (13635, 15372), (14140, 14823)]