221327352

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 691891200

約数和(自身を除く): 470563848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 31, 34, 36, 38, 51, 57, 62, 68, 72, 76, 93, 102, 114, 124, 136, 152, 153, 171, 186, 204, 228, 248, 279, 306, 307, 323, 342, 372, 408, 456, 527, 558, 589, 612, 614, 646, 684, 744, 921, 969, 1054, 1116, 1178, 1224, 1228, 1292, 1368, 1581, 1767, 1842, 1938, 2108, 2232, 2356, 2456, 2584, 2763, 2907, 3162, 3534, 3684, 3876, 4216, 4712, 4743, 5219, 5301, 5526, 5814, 5833, 6324, 7068, 7368, 7752, 9486, 9517, 10013, 10438, 10602, 11052, 11628, 11666, 12648, 14136, 15657, 17499, 18972, 19034, 20026, 20876, 21204, 22104, 23256, 23332, 28551, 30039, 31314, 34998, 37944, 38068, 40052, 41752, 42408, 46664, 46971, 52497, 57102, 60078, 62628, 69996, 76136, 80104, 85653, 90117, 93942, 99161, 104994, 114204, 120156, 125256, 139992, 161789, 171306, 180234, 180823, 187884, 198322, 209988, 228408, 240312, 297483, 323578, 342612, 360468, 361646, 375768, 396644, 419976, 485367, 542469, 594966, 647156, 685224, 720936, 723292, 793288, 892449, 970734, 1084938, 1189932, 1294312, 1446584, 1456101, 1627407, 1784898, 1941468, 2169876, 2379864, 2912202, 3073991, 3254814, 3569796, 3882936, 4339752, 5824404, 6147982, 6509628, 7139592, 9221973, 11648808, 12295964, 13019256, 18443946, 24591928, 27665919, 36887892, 55331838, 73775784, 110663676, 221327352]

約数ペア:

[(1, 221327352), (2, 110663676), (3, 73775784), (4, 55331838), (6, 36887892), (8, 27665919), (9, 24591928), (12, 18443946), (17, 13019256), (18, 12295964), (19, 11648808), (24, 9221973), (31, 7139592), (34, 6509628), (36, 6147982), (38, 5824404), (51, 4339752), (57, 3882936), (62, 3569796), (68, 3254814), (72, 3073991), (76, 2912202), (93, 2379864), (102, 2169876), (114, 1941468), (124, 1784898), (136, 1627407), (152, 1456101), (153, 1446584), (171, 1294312), (186, 1189932), (204, 1084938), (228, 970734), (248, 892449), (279, 793288), (306, 723292), (307, 720936), (323, 685224), (342, 647156), (372, 594966), (408, 542469), (456, 485367), (527, 419976), (558, 396644), (589, 375768), (612, 361646), (614, 360468), (646, 342612), (684, 323578), (744, 297483), (921, 240312), (969, 228408), (1054, 209988), (1116, 198322), (1178, 187884), (1224, 180823), (1228, 180234), (1292, 171306), (1368, 161789), (1581, 139992), (1767, 125256), (1842, 120156), (1938, 114204), (2108, 104994), (2232, 99161), (2356, 93942), (2456, 90117), (2584, 85653), (2763, 80104), (2907, 76136), (3162, 69996), (3534, 62628), (3684, 60078), (3876, 57102), (4216, 52497), (4712, 46971), (4743, 46664), (5219, 42408), (5301, 41752), (5526, 40052), (5814, 38068), (5833, 37944), (6324, 34998), (7068, 31314), (7368, 30039), (7752, 28551), (9486, 23332), (9517, 23256), (10013, 22104), (10438, 21204), (10602, 20876), (11052, 20026), (11628, 19034), (11666, 18972), (12648, 17499), (14136, 15657)]