81138816

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:387

約数の個数: 192

約数和(自身を含む): 268912800

約数和(自身を除く): 187773984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 64, 66, 72, 76, 88, 96, 99, 114, 128, 132, 144, 152, 171, 176, 192, 198, 209, 228, 264, 288, 304, 337, 342, 352, 384, 396, 418, 456, 528, 576, 608, 627, 674, 684, 704, 792, 836, 912, 1011, 1056, 1152, 1216, 1254, 1348, 1368, 1408, 1584, 1672, 1824, 1881, 2022, 2112, 2432, 2508, 2696, 2736, 3033, 3168, 3344, 3648, 3707, 3762, 4044, 4224, 5016, 5392, 5472, 6066, 6336, 6403, 6688, 7296, 7414, 7524, 8088, 10032, 10784, 10944, 11121, 12132, 12672, 12806, 13376, 14828, 15048, 16176, 19209, 20064, 21568, 21888, 22242, 24264, 25612, 26752, 29656, 30096, 32352, 33363, 38418, 40128, 43136, 44484, 48528, 51224, 57627, 59312, 60192, 64704, 66726, 70433, 76836, 80256, 88968, 97056, 102448, 115254, 118624, 120384, 129408, 133452, 140866, 153672, 177936, 194112, 204896, 211299, 230508, 237248, 240768, 266904, 281732, 307344, 355872, 388224, 409792, 422598, 461016, 474496, 533808, 563464, 614688, 633897, 711744, 819584, 845196, 922032, 1067616, 1126928, 1229376, 1267794, 1423488, 1690392, 1844064, 2135232, 2253856, 2458752, 2535588, 3380784, 3688128, 4270464, 4507712, 5071176, 6761568, 7376256, 9015424, 10142352, 13523136, 20284704, 27046272, 40569408, 81138816]

約数ペア:

[(1, 81138816), (2, 40569408), (3, 27046272), (4, 20284704), (6, 13523136), (8, 10142352), (9, 9015424), (11, 7376256), (12, 6761568), (16, 5071176), (18, 4507712), (19, 4270464), (22, 3688128), (24, 3380784), (32, 2535588), (33, 2458752), (36, 2253856), (38, 2135232), (44, 1844064), (48, 1690392), (57, 1423488), (64, 1267794), (66, 1229376), (72, 1126928), (76, 1067616), (88, 922032), (96, 845196), (99, 819584), (114, 711744), (128, 633897), (132, 614688), (144, 563464), (152, 533808), (171, 474496), (176, 461016), (192, 422598), (198, 409792), (209, 388224), (228, 355872), (264, 307344), (288, 281732), (304, 266904), (337, 240768), (342, 237248), (352, 230508), (384, 211299), (396, 204896), (418, 194112), (456, 177936), (528, 153672), (576, 140866), (608, 133452), (627, 129408), (674, 120384), (684, 118624), (704, 115254), (792, 102448), (836, 97056), (912, 88968), (1011, 80256), (1056, 76836), (1152, 70433), (1216, 66726), (1254, 64704), (1348, 60192), (1368, 59312), (1408, 57627), (1584, 51224), (1672, 48528), (1824, 44484), (1881, 43136), (2022, 40128), (2112, 38418), (2432, 33363), (2508, 32352), (2696, 30096), (2736, 29656), (3033, 26752), (3168, 25612), (3344, 24264), (3648, 22242), (3707, 21888), (3762, 21568), (4044, 20064), (4224, 19209), (5016, 16176), (5392, 15048), (5472, 14828), (6066, 13376), (6336, 12806), (6403, 12672), (6688, 12132), (7296, 11121), (7414, 10944), (7524, 10784), (8088, 10032)]