81145008

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1019}}^1$

素因数の和:1119

約数の個数: 120

約数和(自身を含む): 263078400

約数和(自身を除く): 181933392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 79, 84, 112, 126, 144, 158, 168, 237, 252, 316, 336, 474, 504, 553, 632, 711, 948, 1008, 1019, 1106, 1264, 1422, 1659, 1896, 2038, 2212, 2844, 3057, 3318, 3792, 4076, 4424, 4977, 5688, 6114, 6636, 7133, 8152, 8848, 9171, 9954, 11376, 12228, 13272, 14266, 16304, 18342, 19908, 21399, 24456, 26544, 28532, 36684, 39816, 42798, 48912, 57064, 64197, 73368, 79632, 80501, 85596, 114128, 128394, 146736, 161002, 171192, 241503, 256788, 322004, 342384, 483006, 513576, 563507, 644008, 724509, 966012, 1027152, 1127014, 1288016, 1449018, 1690521, 1932024, 2254028, 2898036, 3381042, 3864048, 4508056, 5071563, 5796072, 6762084, 9016112, 10143126, 11592144, 13524168, 20286252, 27048336, 40572504, 81145008]

約数ペア:

[(1, 81145008), (2, 40572504), (3, 27048336), (4, 20286252), (6, 13524168), (7, 11592144), (8, 10143126), (9, 9016112), (12, 6762084), (14, 5796072), (16, 5071563), (18, 4508056), (21, 3864048), (24, 3381042), (28, 2898036), (36, 2254028), (42, 1932024), (48, 1690521), (56, 1449018), (63, 1288016), (72, 1127014), (79, 1027152), (84, 966012), (112, 724509), (126, 644008), (144, 563507), (158, 513576), (168, 483006), (237, 342384), (252, 322004), (316, 256788), (336, 241503), (474, 171192), (504, 161002), (553, 146736), (632, 128394), (711, 114128), (948, 85596), (1008, 80501), (1019, 79632), (1106, 73368), (1264, 64197), (1422, 57064), (1659, 48912), (1896, 42798), (2038, 39816), (2212, 36684), (2844, 28532), (3057, 26544), (3318, 24456), (3792, 21399), (4076, 19908), (4424, 18342), (4977, 16304), (5688, 14266), (6114, 13272), (6636, 12228), (7133, 11376), (8152, 9954), (8848, 9171)]