379579760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1301}}^1$

素因数の和:1842

約数の個数: 80

約数和(自身を含む): 1011310272

約数和(自身を除く): 631730512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 521, 560, 1042, 1301, 2084, 2602, 2605, 3647, 4168, 5204, 5210, 6505, 7294, 8336, 9107, 10408, 10420, 13010, 14588, 18214, 18235, 20816, 20840, 26020, 29176, 36428, 36470, 41680, 45535, 52040, 58352, 72856, 72940, 91070, 104080, 145712, 145880, 182140, 291760, 364280, 677821, 728560, 1355642, 2711284, 3389105, 4744747, 5422568, 6778210, 9489494, 10845136, 13556420, 18978988, 23723735, 27112840, 37957976, 47447470, 54225680, 75915952, 94894940, 189789880, 379579760]

約数ペア:

[(1, 379579760), (2, 189789880), (4, 94894940), (5, 75915952), (7, 54225680), (8, 47447470), (10, 37957976), (14, 27112840), (16, 23723735), (20, 18978988), (28, 13556420), (35, 10845136), (40, 9489494), (56, 6778210), (70, 5422568), (80, 4744747), (112, 3389105), (140, 2711284), (280, 1355642), (521, 728560), (560, 677821), (1042, 364280), (1301, 291760), (2084, 182140), (2602, 145880), (2605, 145712), (3647, 104080), (4168, 91070), (5204, 72940), (5210, 72856), (6505, 58352), (7294, 52040), (8336, 45535), (9107, 41680), (10408, 36470), (10420, 36428), (13010, 29176), (14588, 26020), (18214, 20840), (18235, 20816)]