278316364

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 521085600

約数和(自身を除く): 242769236

約数列:

[1, 2, 4, 29, 41, 58, 82, 116, 139, 164, 278, 421, 556, 842, 1189, 1684, 2378, 4031, 4756, 5699, 8062, 11398, 12209, 16124, 17261, 22796, 24418, 34522, 48836, 58519, 69044, 117038, 165271, 234076, 330542, 500569, 661084, 1001138, 1697051, 2002276, 2399279, 3394102, 4798558, 6788204, 9597116, 69579091, 139158182, 278316364]

約数ペア:

[(1, 278316364), (2, 139158182), (4, 69579091), (29, 9597116), (41, 6788204), (58, 4798558), (82, 3394102), (116, 2399279), (139, 2002276), (164, 1697051), (278, 1001138), (421, 661084), (556, 500569), (842, 330542), (1189, 234076), (1684, 165271), (2378, 117038), (4031, 69044), (4756, 58519), (5699, 48836), (8062, 34522), (11398, 24418), (12209, 22796), (16124, 17261)]