321377248

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 742694400

約数和(自身を除く): 421317152

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 38, 59, 62, 68, 76, 118, 124, 136, 152, 236, 248, 272, 289, 304, 323, 472, 496, 527, 544, 578, 589, 608, 646, 944, 992, 1003, 1054, 1121, 1156, 1178, 1292, 1829, 1888, 2006, 2108, 2242, 2312, 2356, 2584, 3658, 4012, 4216, 4484, 4624, 4712, 5168, 5491, 7316, 8024, 8432, 8959, 8968, 9248, 9424, 10013, 10336, 10982, 14632, 16048, 16864, 17051, 17918, 17936, 18848, 19057, 20026, 21964, 29264, 31093, 32096, 34102, 34751, 35836, 35872, 38114, 40052, 43928, 58528, 62186, 68204, 69502, 71672, 76228, 80104, 87856, 124372, 136408, 139004, 143344, 152456, 160208, 170221, 175712, 248744, 272816, 278008, 286688, 304912, 320416, 323969, 340442, 497488, 528581, 545632, 556016, 590767, 609824, 647938, 680884, 994976, 1057162, 1112032, 1181534, 1295876, 1361768, 2114324, 2363068, 2591752, 2723536, 4228648, 4726136, 5183504, 5447072, 8457296, 9452272, 10043039, 10367008, 16914592, 18904544, 20086078, 40172156, 80344312, 160688624, 321377248]

約数ペア:

[(1, 321377248), (2, 160688624), (4, 80344312), (8, 40172156), (16, 20086078), (17, 18904544), (19, 16914592), (31, 10367008), (32, 10043039), (34, 9452272), (38, 8457296), (59, 5447072), (62, 5183504), (68, 4726136), (76, 4228648), (118, 2723536), (124, 2591752), (136, 2363068), (152, 2114324), (236, 1361768), (248, 1295876), (272, 1181534), (289, 1112032), (304, 1057162), (323, 994976), (472, 680884), (496, 647938), (527, 609824), (544, 590767), (578, 556016), (589, 545632), (608, 528581), (646, 497488), (944, 340442), (992, 323969), (1003, 320416), (1054, 304912), (1121, 286688), (1156, 278008), (1178, 272816), (1292, 248744), (1829, 175712), (1888, 170221), (2006, 160208), (2108, 152456), (2242, 143344), (2312, 139004), (2356, 136408), (2584, 124372), (3658, 87856), (4012, 80104), (4216, 76228), (4484, 71672), (4624, 69502), (4712, 68204), (5168, 62186), (5491, 58528), (7316, 43928), (8024, 40052), (8432, 38114), (8959, 35872), (8968, 35836), (9248, 34751), (9424, 34102), (10013, 32096), (10336, 31093), (10982, 29264), (14632, 21964), (16048, 20026), (16864, 19057), (17051, 18848), (17918, 17936)]