149862580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{4133}}^1$

素因数の和:4193

約数の個数: 72

約数和(自身を含む): 376078248

約数和(自身を除く): 226215668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1813, 2590, 3626, 4133, 5180, 7252, 8266, 9065, 16532, 18130, 20665, 28931, 36260, 41330, 57862, 82660, 115724, 144655, 152921, 202517, 289310, 305842, 405034, 578620, 611684, 764605, 810068, 1012585, 1070447, 1529210, 2025170, 2140894, 3058420, 4050340, 4281788, 5352235, 7493129, 10704470, 14986258, 21408940, 29972516, 37465645, 74931290, 149862580]

約数ペア:

[(1, 149862580), (2, 74931290), (4, 37465645), (5, 29972516), (7, 21408940), (10, 14986258), (14, 10704470), (20, 7493129), (28, 5352235), (35, 4281788), (37, 4050340), (49, 3058420), (70, 2140894), (74, 2025170), (98, 1529210), (140, 1070447), (148, 1012585), (185, 810068), (196, 764605), (245, 611684), (259, 578620), (370, 405034), (490, 305842), (518, 289310), (740, 202517), (980, 152921), (1036, 144655), (1295, 115724), (1813, 82660), (2590, 57862), (3626, 41330), (4133, 36260), (5180, 28931), (7252, 20665), (8266, 18130), (9065, 16532)]