279800916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{1277}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 710670240

約数和(自身を除く): 430869324

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 961, 1178, 1277, 1767, 1922, 2356, 2554, 2883, 3534, 3831, 3844, 5108, 5766, 7068, 7662, 11532, 15324, 18259, 24263, 36518, 39587, 48526, 54777, 72789, 73036, 79174, 97052, 109554, 118761, 145578, 158348, 219108, 237522, 291156, 475044, 752153, 1227197, 1504306, 2256459, 2454394, 3008612, 3681591, 4512918, 4908788, 7363182, 9025836, 14726364, 23316743, 46633486, 69950229, 93266972, 139900458, 279800916]

約数ペア:

[(1, 279800916), (2, 139900458), (3, 93266972), (4, 69950229), (6, 46633486), (12, 23316743), (19, 14726364), (31, 9025836), (38, 7363182), (57, 4908788), (62, 4512918), (76, 3681591), (93, 3008612), (114, 2454394), (124, 2256459), (186, 1504306), (228, 1227197), (372, 752153), (589, 475044), (961, 291156), (1178, 237522), (1277, 219108), (1767, 158348), (1922, 145578), (2356, 118761), (2554, 109554), (2883, 97052), (3534, 79174), (3831, 73036), (3844, 72789), (5108, 54777), (5766, 48526), (7068, 39587), (7662, 36518), (11532, 24263), (15324, 18259)]