421857424

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 878166016

約数和(自身を除く): 456308592

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 127, 148, 181, 248, 254, 296, 362, 496, 508, 592, 724, 1016, 1147, 1448, 2032, 2294, 2896, 3937, 4588, 4699, 5611, 6697, 7874, 9176, 9398, 11222, 13394, 15748, 18352, 18796, 22444, 22987, 26788, 31496, 37592, 44888, 45974, 53576, 62992, 75184, 89776, 91948, 107152, 145669, 183896, 207607, 291338, 367792, 415214, 582676, 712597, 830428, 850519, 1165352, 1425194, 1660856, 1701038, 2330704, 2850388, 3321712, 3402076, 5700776, 6804152, 11401552, 13608304, 26366089, 52732178, 105464356, 210928712, 421857424]

約数ペア:

[(1, 421857424), (2, 210928712), (4, 105464356), (8, 52732178), (16, 26366089), (31, 13608304), (37, 11401552), (62, 6804152), (74, 5700776), (124, 3402076), (127, 3321712), (148, 2850388), (181, 2330704), (248, 1701038), (254, 1660856), (296, 1425194), (362, 1165352), (496, 850519), (508, 830428), (592, 712597), (724, 582676), (1016, 415214), (1147, 367792), (1448, 291338), (2032, 207607), (2294, 183896), (2896, 145669), (3937, 107152), (4588, 91948), (4699, 89776), (5611, 75184), (6697, 62992), (7874, 53576), (9176, 45974), (9398, 44888), (11222, 37592), (13394, 31496), (15748, 26788), (18352, 22987), (18796, 22444)]