145572280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{541}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 387508320

約数和(自身を除く): 241936040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 541, 620, 868, 961, 1082, 1085, 1240, 1736, 1922, 2164, 2170, 2705, 3787, 3844, 4328, 4340, 4805, 5410, 6727, 7574, 7688, 8680, 9610, 10820, 13454, 15148, 16771, 18935, 19220, 21640, 26908, 30296, 33542, 33635, 37870, 38440, 53816, 67084, 67270, 75740, 83855, 117397, 134168, 134540, 151480, 167710, 234794, 269080, 335420, 469588, 519901, 586985, 670840, 939176, 1039802, 1173970, 2079604, 2347940, 2599505, 3639307, 4159208, 4695880, 5199010, 7278614, 10398020, 14557228, 18196535, 20796040, 29114456, 36393070, 72786140, 145572280]

約数ペア:

[(1, 145572280), (2, 72786140), (4, 36393070), (5, 29114456), (7, 20796040), (8, 18196535), (10, 14557228), (14, 10398020), (20, 7278614), (28, 5199010), (31, 4695880), (35, 4159208), (40, 3639307), (56, 2599505), (62, 2347940), (70, 2079604), (124, 1173970), (140, 1039802), (155, 939176), (217, 670840), (248, 586985), (280, 519901), (310, 469588), (434, 335420), (541, 269080), (620, 234794), (868, 167710), (961, 151480), (1082, 134540), (1085, 134168), (1240, 117397), (1736, 83855), (1922, 75740), (2164, 67270), (2170, 67084), (2705, 53816), (3787, 38440), (3844, 37870), (4328, 33635), (4340, 33542), (4805, 30296), (5410, 26908), (6727, 21640), (7574, 19220), (7688, 18935), (8680, 16771), (9610, 15148), (10820, 13454)]