305560640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12401}}^1$

素因数の和:12436

約数の個数: 112

約数和(自身を含む): 907231104

約数和(自身を除く): 601670464

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 12320, 12401, 24640, 24802, 49604, 62005, 86807, 99208, 124010, 136411, 173614, 198416, 248020, 272822, 347228, 396832, 434035, 496040, 545644, 682055, 694456, 793664, 868070, 954877, 992080, 1091288, 1364110, 1388912, 1736140, 1909754, 1984160, 2182576, 2728220, 2777824, 3472280, 3819508, 3968320, 4365152, 4774385, 5456440, 5555648, 6944560, 7639016, 8730304, 9548770, 10912880, 13889120, 15278032, 19097540, 21825760, 27778240, 30556064, 38195080, 43651520, 61112128, 76390160, 152780320, 305560640]

約数ペア:

[(1, 305560640), (2, 152780320), (4, 76390160), (5, 61112128), (7, 43651520), (8, 38195080), (10, 30556064), (11, 27778240), (14, 21825760), (16, 19097540), (20, 15278032), (22, 13889120), (28, 10912880), (32, 9548770), (35, 8730304), (40, 7639016), (44, 6944560), (55, 5555648), (56, 5456440), (64, 4774385), (70, 4365152), (77, 3968320), (80, 3819508), (88, 3472280), (110, 2777824), (112, 2728220), (140, 2182576), (154, 1984160), (160, 1909754), (176, 1736140), (220, 1388912), (224, 1364110), (280, 1091288), (308, 992080), (320, 954877), (352, 868070), (385, 793664), (440, 694456), (448, 682055), (560, 545644), (616, 496040), (704, 434035), (770, 396832), (880, 347228), (1120, 272822), (1232, 248020), (1540, 198416), (1760, 173614), (2240, 136411), (2464, 124010), (3080, 99208), (3520, 86807), (4928, 62005), (6160, 49604), (12320, 24802), (12401, 24640)]