214441880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 531947520

約数和(自身を除く): 317505640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 73, 92, 103, 115, 124, 146, 155, 184, 206, 230, 248, 292, 310, 365, 412, 460, 515, 584, 620, 713, 730, 824, 920, 1030, 1240, 1426, 1460, 1679, 2060, 2263, 2369, 2852, 2920, 3193, 3358, 3565, 4120, 4526, 4738, 5704, 6386, 6716, 7130, 7519, 8395, 9052, 9476, 11315, 11845, 12772, 13432, 14260, 15038, 15965, 16790, 18104, 18952, 22630, 23690, 25544, 28520, 30076, 31930, 33580, 37595, 45260, 47380, 52049, 60152, 63860, 67160, 73439, 75190, 90520, 94760, 104098, 127720, 146878, 150380, 172937, 208196, 233089, 260245, 293756, 300760, 345874, 367195, 416392, 466178, 520490, 587512, 691748, 734390, 864685, 932356, 1040980, 1165445, 1383496, 1468780, 1729370, 1864712, 2081960, 2330890, 2937560, 3458740, 4661780, 5361047, 6917480, 9323560, 10722094, 21444188, 26805235, 42888376, 53610470, 107220940, 214441880]

約数ペア:

[(1, 214441880), (2, 107220940), (4, 53610470), (5, 42888376), (8, 26805235), (10, 21444188), (20, 10722094), (23, 9323560), (31, 6917480), (40, 5361047), (46, 4661780), (62, 3458740), (73, 2937560), (92, 2330890), (103, 2081960), (115, 1864712), (124, 1729370), (146, 1468780), (155, 1383496), (184, 1165445), (206, 1040980), (230, 932356), (248, 864685), (292, 734390), (310, 691748), (365, 587512), (412, 520490), (460, 466178), (515, 416392), (584, 367195), (620, 345874), (713, 300760), (730, 293756), (824, 260245), (920, 233089), (1030, 208196), (1240, 172937), (1426, 150380), (1460, 146878), (1679, 127720), (2060, 104098), (2263, 94760), (2369, 90520), (2852, 75190), (2920, 73439), (3193, 67160), (3358, 63860), (3565, 60152), (4120, 52049), (4526, 47380), (4738, 45260), (5704, 37595), (6386, 33580), (6716, 31930), (7130, 30076), (7519, 28520), (8395, 25544), (9052, 23690), (9476, 22630), (11315, 18952), (11845, 18104), (12772, 16790), (13432, 15965), (14260, 15038)]