168489816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 475891200

約数和(自身を除く): 307401384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 89, 101, 132, 142, 178, 202, 213, 264, 267, 284, 303, 356, 404, 426, 534, 568, 606, 712, 781, 808, 852, 979, 1068, 1111, 1212, 1562, 1704, 1958, 2136, 2222, 2343, 2424, 2937, 3124, 3333, 3916, 4444, 4686, 5874, 6248, 6319, 6666, 7171, 7832, 8888, 8989, 9372, 11748, 12638, 13332, 14342, 17978, 18744, 18957, 21513, 23496, 25276, 26664, 26967, 28684, 35956, 37914, 43026, 50552, 53934, 57368, 69509, 71912, 75828, 78881, 86052, 98879, 107868, 139018, 151656, 157762, 172104, 197758, 208527, 215736, 236643, 278036, 296637, 315524, 395516, 417054, 473286, 556072, 593274, 631048, 638219, 791032, 834108, 946572, 1186548, 1276438, 1668216, 1893144, 1914657, 2373096, 2552876, 3829314, 5105752, 7020409, 7658628, 14040818, 15317256, 21061227, 28081636, 42122454, 56163272, 84244908, 168489816]

約数ペア:

[(1, 168489816), (2, 84244908), (3, 56163272), (4, 42122454), (6, 28081636), (8, 21061227), (11, 15317256), (12, 14040818), (22, 7658628), (24, 7020409), (33, 5105752), (44, 3829314), (66, 2552876), (71, 2373096), (88, 1914657), (89, 1893144), (101, 1668216), (132, 1276438), (142, 1186548), (178, 946572), (202, 834108), (213, 791032), (264, 638219), (267, 631048), (284, 593274), (303, 556072), (356, 473286), (404, 417054), (426, 395516), (534, 315524), (568, 296637), (606, 278036), (712, 236643), (781, 215736), (808, 208527), (852, 197758), (979, 172104), (1068, 157762), (1111, 151656), (1212, 139018), (1562, 107868), (1704, 98879), (1958, 86052), (2136, 78881), (2222, 75828), (2343, 71912), (2424, 69509), (2937, 57368), (3124, 53934), (3333, 50552), (3916, 43026), (4444, 37914), (4686, 35956), (5874, 28684), (6248, 26967), (6319, 26664), (6666, 25276), (7171, 23496), (7832, 21513), (8888, 18957), (8989, 18744), (9372, 17978), (11748, 14342), (12638, 13332)]