197919216

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 180

約数和(自身を含む): 627322696

約数和(自身を除く): 429403480

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 37, 44, 48, 66, 72, 74, 88, 99, 111, 121, 132, 144, 148, 176, 198, 222, 242, 264, 296, 307, 333, 363, 396, 407, 444, 484, 528, 592, 614, 666, 726, 792, 814, 888, 921, 968, 1089, 1221, 1228, 1332, 1452, 1584, 1628, 1776, 1842, 1936, 2178, 2442, 2456, 2664, 2763, 2904, 3256, 3377, 3663, 3684, 4356, 4477, 4884, 4912, 5328, 5526, 5808, 6512, 6754, 7326, 7368, 8712, 8954, 9768, 10131, 11052, 11359, 13431, 13508, 14652, 14736, 17424, 17908, 19536, 20262, 22104, 22718, 26862, 27016, 29304, 30393, 34077, 35816, 37147, 40293, 40524, 44208, 45436, 53724, 54032, 58608, 60786, 68154, 71632, 74294, 80586, 81048, 90872, 102231, 107448, 111441, 121572, 124949, 136308, 148588, 161172, 162096, 181744, 204462, 214896, 222882, 243144, 249898, 272616, 297176, 322344, 334323, 374847, 408924, 445764, 486288, 499796, 545232, 594352, 644688, 668646, 749694, 817848, 891528, 999592, 1124541, 1337292, 1374439, 1499388, 1635696, 1783056, 1999184, 2249082, 2674584, 2748878, 2998776, 4123317, 4498164, 5349168, 5497756, 5997552, 8246634, 8996328, 10995512, 12369951, 16493268, 17992656, 21991024, 24739902, 32986536, 49479804, 65973072, 98959608, 197919216]

約数ペア:

[(1, 197919216), (2, 98959608), (3, 65973072), (4, 49479804), (6, 32986536), (8, 24739902), (9, 21991024), (11, 17992656), (12, 16493268), (16, 12369951), (18, 10995512), (22, 8996328), (24, 8246634), (33, 5997552), (36, 5497756), (37, 5349168), (44, 4498164), (48, 4123317), (66, 2998776), (72, 2748878), (74, 2674584), (88, 2249082), (99, 1999184), (111, 1783056), (121, 1635696), (132, 1499388), (144, 1374439), (148, 1337292), (176, 1124541), (198, 999592), (222, 891528), (242, 817848), (264, 749694), (296, 668646), (307, 644688), (333, 594352), (363, 545232), (396, 499796), (407, 486288), (444, 445764), (484, 408924), (528, 374847), (592, 334323), (614, 322344), (666, 297176), (726, 272616), (792, 249898), (814, 243144), (888, 222882), (921, 214896), (968, 204462), (1089, 181744), (1221, 162096), (1228, 161172), (1332, 148588), (1452, 136308), (1584, 124949), (1628, 121572), (1776, 111441), (1842, 107448), (1936, 102231), (2178, 90872), (2442, 81048), (2456, 80586), (2664, 74294), (2763, 71632), (2904, 68154), (3256, 60786), (3377, 58608), (3663, 54032), (3684, 53724), (4356, 45436), (4477, 44208), (4884, 40524), (4912, 40293), (5328, 37147), (5526, 35816), (5808, 34077), (6512, 30393), (6754, 29304), (7326, 27016), (7368, 26862), (8712, 22718), (8954, 22104), (9768, 20262), (10131, 19536), (11052, 17908), (11359, 17424), (13431, 14736), (13508, 14652)]