320678280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68521}}^1$

素因数の和:68551

約数の個数: 96

約数和(自身を含む): 1122390360

約数和(自身を除く): 801712080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 68521, 137042, 205563, 274084, 342605, 411126, 548168, 616689, 685210, 822252, 890773, 1027815, 1233378, 1370420, 1644504, 1781546, 2055630, 2466756, 2672319, 2740840, 3083445, 3563092, 4111260, 4453865, 4933512, 5344638, 6166890, 7126184, 8016957, 8222520, 8907730, 10689276, 12333780, 13361595, 16033914, 17815460, 21378552, 24667560, 26723190, 32067828, 35630920, 40084785, 53446380, 64135656, 80169570, 106892760, 160339140, 320678280]

約数ペア:

[(1, 320678280), (2, 160339140), (3, 106892760), (4, 80169570), (5, 64135656), (6, 53446380), (8, 40084785), (9, 35630920), (10, 32067828), (12, 26723190), (13, 24667560), (15, 21378552), (18, 17815460), (20, 16033914), (24, 13361595), (26, 12333780), (30, 10689276), (36, 8907730), (39, 8222520), (40, 8016957), (45, 7126184), (52, 6166890), (60, 5344638), (65, 4933512), (72, 4453865), (78, 4111260), (90, 3563092), (104, 3083445), (117, 2740840), (120, 2672319), (130, 2466756), (156, 2055630), (180, 1781546), (195, 1644504), (234, 1370420), (260, 1233378), (312, 1027815), (360, 890773), (390, 822252), (468, 685210), (520, 616689), (585, 548168), (780, 411126), (936, 342605), (1170, 274084), (1560, 205563), (2340, 137042), (4680, 68521)]