221444300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28759}}^1$

素因数の和:28791

約数の個数: 72

約数和(自身を含む): 599128320

約数和(自身を除く): 377684020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 28759, 57518, 115036, 143795, 201313, 287590, 316349, 402626, 575180, 632698, 718975, 805252, 1006565, 1265396, 1437950, 1581745, 2013130, 2214443, 2875900, 3163490, 4026260, 4428886, 5032825, 6326980, 7908725, 8857772, 10065650, 11072215, 15817450, 20131300, 22144430, 31634900, 44288860, 55361075, 110722150, 221444300]

約数ペア:

[(1, 221444300), (2, 110722150), (4, 55361075), (5, 44288860), (7, 31634900), (10, 22144430), (11, 20131300), (14, 15817450), (20, 11072215), (22, 10065650), (25, 8857772), (28, 7908725), (35, 6326980), (44, 5032825), (50, 4428886), (55, 4026260), (70, 3163490), (77, 2875900), (100, 2214443), (110, 2013130), (140, 1581745), (154, 1437950), (175, 1265396), (220, 1006565), (275, 805252), (308, 718975), (350, 632698), (385, 575180), (550, 402626), (700, 316349), (770, 287590), (1100, 201313), (1540, 143795), (1925, 115036), (3850, 57518), (7700, 28759)]