345315880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5043

約数の個数: 128

約数和(自身を含む): 1006790400

約数和(自身を除く): 661474520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2470, 2660, 3458, 3640, 4940, 4993, 5320, 6916, 8645, 9880, 9986, 13832, 17290, 19972, 24965, 34580, 34951, 39944, 49930, 64909, 69160, 69902, 94867, 99860, 129818, 139804, 174755, 189734, 199720, 259636, 279608, 324545, 349510, 379468, 454363, 474335, 519272, 649090, 664069, 699020, 758936, 908726, 948670, 1233271, 1298180, 1328138, 1398040, 1817452, 1897340, 2271815, 2466542, 2596360, 2656276, 3320345, 3634904, 3794680, 4543630, 4933084, 5312552, 6166355, 6640690, 8632897, 9087260, 9866168, 12332710, 13281380, 17265794, 18174520, 24665420, 26562760, 34531588, 43164485, 49330840, 69063176, 86328970, 172657940, 345315880]

約数ペア:

[(1, 345315880), (2, 172657940), (4, 86328970), (5, 69063176), (7, 49330840), (8, 43164485), (10, 34531588), (13, 26562760), (14, 24665420), (19, 18174520), (20, 17265794), (26, 13281380), (28, 12332710), (35, 9866168), (38, 9087260), (40, 8632897), (52, 6640690), (56, 6166355), (65, 5312552), (70, 4933084), (76, 4543630), (91, 3794680), (95, 3634904), (104, 3320345), (130, 2656276), (133, 2596360), (140, 2466542), (152, 2271815), (182, 1897340), (190, 1817452), (247, 1398040), (260, 1328138), (266, 1298180), (280, 1233271), (364, 948670), (380, 908726), (455, 758936), (494, 699020), (520, 664069), (532, 649090), (665, 519272), (728, 474335), (760, 454363), (910, 379468), (988, 349510), (1064, 324545), (1235, 279608), (1330, 259636), (1729, 199720), (1820, 189734), (1976, 174755), (2470, 139804), (2660, 129818), (3458, 99860), (3640, 94867), (4940, 69902), (4993, 69160), (5320, 64909), (6916, 49930), (8645, 39944), (9880, 34951), (9986, 34580), (13832, 24965), (17290, 19972)]