90321440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 255104640

約数和(自身を除く): 164783200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 37, 38, 40, 44, 55, 73, 74, 76, 80, 88, 95, 110, 146, 148, 152, 160, 176, 185, 190, 209, 220, 292, 296, 304, 352, 365, 370, 380, 407, 418, 440, 584, 592, 608, 703, 730, 740, 760, 803, 814, 836, 880, 1045, 1168, 1184, 1387, 1406, 1460, 1480, 1520, 1606, 1628, 1672, 1760, 2035, 2090, 2336, 2701, 2774, 2812, 2920, 2960, 3040, 3212, 3256, 3344, 3515, 4015, 4070, 4180, 5402, 5548, 5624, 5840, 5920, 6424, 6512, 6688, 6935, 7030, 7733, 8030, 8140, 8360, 10804, 11096, 11248, 11680, 12848, 13024, 13505, 13870, 14060, 15257, 15466, 16060, 16280, 16720, 21608, 22192, 22496, 25696, 27010, 27740, 28120, 29711, 30514, 30932, 32120, 32560, 33440, 38665, 43216, 44384, 51319, 54020, 55480, 56240, 59422, 61028, 61864, 64240, 65120, 76285, 77330, 86432, 102638, 108040, 110960, 112480, 118844, 122056, 123728, 128480, 148555, 152570, 154660, 205276, 216080, 221920, 237688, 244112, 247456, 256595, 297110, 305140, 309320, 410552, 432160, 475376, 488224, 513190, 564509, 594220, 610280, 618640, 821104, 950752, 1026380, 1129018, 1188440, 1220560, 1237280, 1642208, 2052760, 2258036, 2376880, 2441120, 2822545, 4105520, 4516072, 4753760, 5645090, 8211040, 9032144, 11290180, 18064288, 22580360, 45160720, 90321440]

約数ペア:

[(1, 90321440), (2, 45160720), (4, 22580360), (5, 18064288), (8, 11290180), (10, 9032144), (11, 8211040), (16, 5645090), (19, 4753760), (20, 4516072), (22, 4105520), (32, 2822545), (37, 2441120), (38, 2376880), (40, 2258036), (44, 2052760), (55, 1642208), (73, 1237280), (74, 1220560), (76, 1188440), (80, 1129018), (88, 1026380), (95, 950752), (110, 821104), (146, 618640), (148, 610280), (152, 594220), (160, 564509), (176, 513190), (185, 488224), (190, 475376), (209, 432160), (220, 410552), (292, 309320), (296, 305140), (304, 297110), (352, 256595), (365, 247456), (370, 244112), (380, 237688), (407, 221920), (418, 216080), (440, 205276), (584, 154660), (592, 152570), (608, 148555), (703, 128480), (730, 123728), (740, 122056), (760, 118844), (803, 112480), (814, 110960), (836, 108040), (880, 102638), (1045, 86432), (1168, 77330), (1184, 76285), (1387, 65120), (1406, 64240), (1460, 61864), (1480, 61028), (1520, 59422), (1606, 56240), (1628, 55480), (1672, 54020), (1760, 51319), (2035, 44384), (2090, 43216), (2336, 38665), (2701, 33440), (2774, 32560), (2812, 32120), (2920, 30932), (2960, 30514), (3040, 29711), (3212, 28120), (3256, 27740), (3344, 27010), (3515, 25696), (4015, 22496), (4070, 22192), (4180, 21608), (5402, 16720), (5548, 16280), (5624, 16060), (5840, 15466), (5920, 15257), (6424, 14060), (6512, 13870), (6688, 13505), (6935, 13024), (7030, 12848), (7733, 11680), (8030, 11248), (8140, 11096), (8360, 10804)]