491932368

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:697

約数の個数: 120

約数和(自身を含む): 1413659520

約数和(自身を除く): 921727152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 83, 144, 158, 166, 237, 249, 316, 332, 474, 498, 521, 632, 664, 711, 747, 948, 996, 1042, 1264, 1328, 1422, 1494, 1563, 1896, 1992, 2084, 2844, 2988, 3126, 3792, 3984, 4168, 4689, 5688, 5976, 6252, 6557, 8336, 9378, 11376, 11952, 12504, 13114, 18756, 19671, 25008, 26228, 37512, 39342, 41159, 43243, 52456, 59013, 75024, 78684, 82318, 86486, 104912, 118026, 123477, 129729, 157368, 164636, 172972, 236052, 246954, 259458, 314736, 329272, 345944, 370431, 389187, 472104, 493908, 518916, 658544, 691888, 740862, 778374, 944208, 987816, 1037832, 1481724, 1556748, 1975632, 2075664, 2963448, 3113496, 3416197, 5926896, 6226992, 6832394, 10248591, 13664788, 20497182, 27329576, 30745773, 40994364, 54659152, 61491546, 81988728, 122983092, 163977456, 245966184, 491932368]

約数ペア:

[(1, 491932368), (2, 245966184), (3, 163977456), (4, 122983092), (6, 81988728), (8, 61491546), (9, 54659152), (12, 40994364), (16, 30745773), (18, 27329576), (24, 20497182), (36, 13664788), (48, 10248591), (72, 6832394), (79, 6226992), (83, 5926896), (144, 3416197), (158, 3113496), (166, 2963448), (237, 2075664), (249, 1975632), (316, 1556748), (332, 1481724), (474, 1037832), (498, 987816), (521, 944208), (632, 778374), (664, 740862), (711, 691888), (747, 658544), (948, 518916), (996, 493908), (1042, 472104), (1264, 389187), (1328, 370431), (1422, 345944), (1494, 329272), (1563, 314736), (1896, 259458), (1992, 246954), (2084, 236052), (2844, 172972), (2988, 164636), (3126, 157368), (3792, 129729), (3984, 123477), (4168, 118026), (4689, 104912), (5688, 86486), (5976, 82318), (6252, 78684), (6557, 75024), (8336, 59013), (9378, 52456), (11376, 43243), (11952, 41159), (12504, 39342), (13114, 37512), (18756, 26228), (19671, 25008)]