155561220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1753}}^1$

素因数の和:1814

約数の個数: 144

約数和(自身を含む): 517149360

約数和(自身を除く): 361588140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 580, 612, 765, 870, 986, 1020, 1044, 1305, 1479, 1530, 1740, 1753, 1972, 2465, 2610, 2958, 3060, 3506, 4437, 4930, 5220, 5259, 5916, 7012, 7395, 8765, 8874, 9860, 10518, 14790, 15777, 17530, 17748, 21036, 22185, 26295, 29580, 29801, 31554, 35060, 44370, 50837, 52590, 59602, 63108, 78885, 88740, 89403, 101674, 105180, 119204, 149005, 152511, 157770, 178806, 203348, 254185, 268209, 298010, 305022, 315540, 357612, 447015, 457533, 508370, 536418, 596020, 610044, 762555, 864229, 894030, 915066, 1016740, 1072836, 1341045, 1525110, 1728458, 1788060, 1830132, 2287665, 2592687, 2682090, 3050220, 3456916, 4321145, 4575330, 5185374, 5364180, 7778061, 8642290, 9150660, 10370748, 12963435, 15556122, 17284580, 25926870, 31112244, 38890305, 51853740, 77780610, 155561220]

約数ペア:

[(1, 155561220), (2, 77780610), (3, 51853740), (4, 38890305), (5, 31112244), (6, 25926870), (9, 17284580), (10, 15556122), (12, 12963435), (15, 10370748), (17, 9150660), (18, 8642290), (20, 7778061), (29, 5364180), (30, 5185374), (34, 4575330), (36, 4321145), (45, 3456916), (51, 3050220), (58, 2682090), (60, 2592687), (68, 2287665), (85, 1830132), (87, 1788060), (90, 1728458), (102, 1525110), (116, 1341045), (145, 1072836), (153, 1016740), (170, 915066), (174, 894030), (180, 864229), (204, 762555), (255, 610044), (261, 596020), (290, 536418), (306, 508370), (340, 457533), (348, 447015), (435, 357612), (493, 315540), (510, 305022), (522, 298010), (580, 268209), (612, 254185), (765, 203348), (870, 178806), (986, 157770), (1020, 152511), (1044, 149005), (1305, 119204), (1479, 105180), (1530, 101674), (1740, 89403), (1753, 88740), (1972, 78885), (2465, 63108), (2610, 59602), (2958, 52590), (3060, 50837), (3506, 44370), (4437, 35060), (4930, 31554), (5220, 29801), (5259, 29580), (5916, 26295), (7012, 22185), (7395, 21036), (8765, 17748), (8874, 17530), (9860, 15777), (10518, 14790)]