172489212

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 519064000

約数和(自身を除く): 346574788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 61, 63, 84, 98, 122, 126, 147, 183, 196, 229, 244, 252, 294, 343, 366, 427, 441, 458, 549, 588, 686, 687, 732, 854, 882, 916, 1029, 1098, 1281, 1372, 1374, 1603, 1708, 1764, 2058, 2061, 2196, 2562, 2748, 2989, 3087, 3206, 3843, 4116, 4122, 4809, 5124, 5978, 6174, 6412, 7686, 8244, 8967, 9618, 11221, 11956, 12348, 13969, 14427, 15372, 17934, 19236, 20923, 22442, 26901, 27938, 28854, 33663, 35868, 41846, 41907, 44884, 53802, 55876, 57708, 62769, 67326, 78547, 83692, 83814, 97783, 100989, 107604, 125538, 125721, 134652, 157094, 167628, 188307, 195566, 201978, 235641, 251076, 251442, 293349, 314188, 376614, 391132, 403956, 471282, 502884, 586698, 684481, 706923, 753228, 880047, 942564, 1173396, 1368962, 1413846, 1760094, 2053443, 2737924, 2827692, 3520188, 4106886, 4791367, 6160329, 8213772, 9582734, 12320658, 14374101, 19165468, 24641316, 28748202, 43122303, 57496404, 86244606, 172489212]

約数ペア:

[(1, 172489212), (2, 86244606), (3, 57496404), (4, 43122303), (6, 28748202), (7, 24641316), (9, 19165468), (12, 14374101), (14, 12320658), (18, 9582734), (21, 8213772), (28, 6160329), (36, 4791367), (42, 4106886), (49, 3520188), (61, 2827692), (63, 2737924), (84, 2053443), (98, 1760094), (122, 1413846), (126, 1368962), (147, 1173396), (183, 942564), (196, 880047), (229, 753228), (244, 706923), (252, 684481), (294, 586698), (343, 502884), (366, 471282), (427, 403956), (441, 391132), (458, 376614), (549, 314188), (588, 293349), (686, 251442), (687, 251076), (732, 235641), (854, 201978), (882, 195566), (916, 188307), (1029, 167628), (1098, 157094), (1281, 134652), (1372, 125721), (1374, 125538), (1603, 107604), (1708, 100989), (1764, 97783), (2058, 83814), (2061, 83692), (2196, 78547), (2562, 67326), (2748, 62769), (2989, 57708), (3087, 55876), (3206, 53802), (3843, 44884), (4116, 41907), (4122, 41846), (4809, 35868), (5124, 33663), (5978, 28854), (6174, 27938), (6412, 26901), (7686, 22442), (8244, 20923), (8967, 19236), (9618, 17934), (11221, 15372), (11956, 14427), (12348, 13969)]