172078788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{941}}^1$

素因数の和:1273

約数の個数: 72

約数和(自身を含む): 469070784

約数和(自身を除く): 296991996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 311, 588, 622, 933, 941, 1244, 1866, 1882, 2177, 2823, 3732, 3764, 4354, 5646, 6531, 6587, 8708, 11292, 13062, 13174, 15239, 19761, 26124, 26348, 30478, 39522, 45717, 46109, 60956, 79044, 91434, 92218, 138327, 182868, 184436, 276654, 292651, 553308, 585302, 877953, 1170604, 1755906, 2048557, 3511812, 4097114, 6145671, 8194228, 12291342, 14339899, 24582684, 28679798, 43019697, 57359596, 86039394, 172078788]

約数ペア:

[(1, 172078788), (2, 86039394), (3, 57359596), (4, 43019697), (6, 28679798), (7, 24582684), (12, 14339899), (14, 12291342), (21, 8194228), (28, 6145671), (42, 4097114), (49, 3511812), (84, 2048557), (98, 1755906), (147, 1170604), (196, 877953), (294, 585302), (311, 553308), (588, 292651), (622, 276654), (933, 184436), (941, 182868), (1244, 138327), (1866, 92218), (1882, 91434), (2177, 79044), (2823, 60956), (3732, 46109), (3764, 45717), (4354, 39522), (5646, 30478), (6531, 26348), (6587, 26124), (8708, 19761), (11292, 15239), (13062, 13174)]