42195780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 141680448

約数和(自身を除く): 99484668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 101, 110, 132, 165, 180, 198, 202, 211, 220, 303, 330, 396, 404, 422, 495, 505, 606, 633, 660, 844, 909, 990, 1010, 1055, 1111, 1212, 1266, 1515, 1818, 1899, 1980, 2020, 2110, 2222, 2321, 2532, 3030, 3165, 3333, 3636, 3798, 4220, 4444, 4545, 4642, 5555, 6060, 6330, 6666, 6963, 7596, 9090, 9284, 9495, 9999, 11110, 11605, 12660, 13332, 13926, 16665, 18180, 18990, 19998, 20889, 21311, 22220, 23210, 27852, 33330, 34815, 37980, 39996, 41778, 42622, 46420, 49995, 63933, 66660, 69630, 83556, 85244, 99990, 104445, 106555, 127866, 139260, 191799, 199980, 208890, 213110, 234421, 255732, 319665, 383598, 417780, 426220, 468842, 639330, 703263, 767196, 937684, 958995, 1172105, 1278660, 1406526, 1917990, 2109789, 2344210, 2813052, 3516315, 3835980, 4219578, 4688420, 7032630, 8439156, 10548945, 14065260, 21097890, 42195780]

約数ペア:

[(1, 42195780), (2, 21097890), (3, 14065260), (4, 10548945), (5, 8439156), (6, 7032630), (9, 4688420), (10, 4219578), (11, 3835980), (12, 3516315), (15, 2813052), (18, 2344210), (20, 2109789), (22, 1917990), (30, 1406526), (33, 1278660), (36, 1172105), (44, 958995), (45, 937684), (55, 767196), (60, 703263), (66, 639330), (90, 468842), (99, 426220), (101, 417780), (110, 383598), (132, 319665), (165, 255732), (180, 234421), (198, 213110), (202, 208890), (211, 199980), (220, 191799), (303, 139260), (330, 127866), (396, 106555), (404, 104445), (422, 99990), (495, 85244), (505, 83556), (606, 69630), (633, 66660), (660, 63933), (844, 49995), (909, 46420), (990, 42622), (1010, 41778), (1055, 39996), (1111, 37980), (1212, 34815), (1266, 33330), (1515, 27852), (1818, 23210), (1899, 22220), (1980, 21311), (2020, 20889), (2110, 19998), (2222, 18990), (2321, 18180), (2532, 16665), (3030, 13926), (3165, 13332), (3333, 12660), (3636, 11605), (3798, 11110), (4220, 9999), (4444, 9495), (4545, 9284), (4642, 9090), (5555, 7596), (6060, 6963), (6330, 6666)]