72169980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 229824000

約数和(自身を除く): 157654020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 37, 38, 57, 58, 59, 60, 74, 76, 87, 95, 111, 114, 116, 118, 145, 148, 174, 177, 185, 190, 222, 228, 236, 285, 290, 295, 348, 354, 370, 380, 435, 444, 551, 555, 570, 580, 590, 703, 708, 740, 870, 885, 1073, 1102, 1110, 1121, 1140, 1180, 1406, 1653, 1711, 1740, 1770, 2109, 2146, 2183, 2204, 2220, 2242, 2755, 2812, 3219, 3306, 3363, 3422, 3515, 3540, 4218, 4292, 4366, 4484, 5133, 5365, 5510, 5605, 6438, 6549, 6612, 6726, 6844, 7030, 8265, 8436, 8555, 8732, 10266, 10545, 10730, 10915, 11020, 11210, 12876, 13098, 13452, 14060, 16095, 16530, 16815, 17110, 20387, 20532, 21090, 21460, 21830, 22420, 25665, 26196, 32190, 32509, 32745, 33060, 33630, 34220, 40774, 41477, 42180, 43660, 51330, 61161, 63307, 64380, 65018, 65490, 67260, 81548, 82954, 97527, 101935, 102660, 122322, 124431, 126614, 130036, 130980, 162545, 165908, 189921, 195054, 203870, 207385, 244644, 248862, 253228, 305805, 316535, 325090, 379842, 390108, 407740, 414770, 487635, 497724, 611610, 622155, 633070, 650180, 759684, 829540, 949605, 975270, 1202833, 1223220, 1244310, 1266140, 1899210, 1950540, 2405666, 2488620, 3608499, 3798420, 4811332, 6014165, 7216998, 12028330, 14433996, 18042495, 24056660, 36084990, 72169980]

約数ペア:

[(1, 72169980), (2, 36084990), (3, 24056660), (4, 18042495), (5, 14433996), (6, 12028330), (10, 7216998), (12, 6014165), (15, 4811332), (19, 3798420), (20, 3608499), (29, 2488620), (30, 2405666), (37, 1950540), (38, 1899210), (57, 1266140), (58, 1244310), (59, 1223220), (60, 1202833), (74, 975270), (76, 949605), (87, 829540), (95, 759684), (111, 650180), (114, 633070), (116, 622155), (118, 611610), (145, 497724), (148, 487635), (174, 414770), (177, 407740), (185, 390108), (190, 379842), (222, 325090), (228, 316535), (236, 305805), (285, 253228), (290, 248862), (295, 244644), (348, 207385), (354, 203870), (370, 195054), (380, 189921), (435, 165908), (444, 162545), (551, 130980), (555, 130036), (570, 126614), (580, 124431), (590, 122322), (703, 102660), (708, 101935), (740, 97527), (870, 82954), (885, 81548), (1073, 67260), (1102, 65490), (1110, 65018), (1121, 64380), (1140, 63307), (1180, 61161), (1406, 51330), (1653, 43660), (1711, 42180), (1740, 41477), (1770, 40774), (2109, 34220), (2146, 33630), (2183, 33060), (2204, 32745), (2220, 32509), (2242, 32190), (2755, 26196), (2812, 25665), (3219, 22420), (3306, 21830), (3363, 21460), (3422, 21090), (3515, 20532), (3540, 20387), (4218, 17110), (4292, 16815), (4366, 16530), (4484, 16095), (5133, 14060), (5365, 13452), (5510, 13098), (5605, 12876), (6438, 11210), (6549, 11020), (6612, 10915), (6726, 10730), (6844, 10545), (7030, 10266), (8265, 8732), (8436, 8555)]