128904480

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:640

約数の個数: 192

約数和(自身を含む): 460494720

約数和(自身を除く): 331590240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 72, 80, 90, 96, 106, 108, 120, 135, 144, 159, 160, 180, 212, 216, 240, 265, 270, 288, 318, 360, 424, 432, 477, 480, 530, 540, 563, 636, 720, 795, 848, 864, 954, 1060, 1080, 1126, 1272, 1431, 1440, 1590, 1689, 1696, 1908, 2120, 2160, 2252, 2385, 2544, 2815, 2862, 3180, 3378, 3816, 4240, 4320, 4504, 4770, 5067, 5088, 5630, 5724, 6360, 6756, 7155, 7632, 8445, 8480, 9008, 9540, 10134, 11260, 11448, 12720, 13512, 14310, 15201, 15264, 16890, 18016, 19080, 20268, 22520, 22896, 25335, 25440, 27024, 28620, 29839, 30402, 33780, 38160, 40536, 45040, 45792, 50670, 54048, 57240, 59678, 60804, 67560, 76005, 76320, 81072, 89517, 90080, 101340, 114480, 119356, 121608, 135120, 149195, 152010, 162144, 179034, 202680, 228960, 238712, 243216, 268551, 270240, 298390, 304020, 358068, 405360, 447585, 477424, 486432, 537102, 596780, 608040, 716136, 805653, 810720, 895170, 954848, 1074204, 1193560, 1216080, 1342755, 1432272, 1611306, 1790340, 2148408, 2387120, 2432160, 2685510, 2864544, 3222612, 3580680, 4028265, 4296816, 4774240, 5371020, 6445224, 7161360, 8056530, 8593632, 10742040, 12890448, 14322720, 16113060, 21484080, 25780896, 32226120, 42968160, 64452240, 128904480]

約数ペア:

[(1, 128904480), (2, 64452240), (3, 42968160), (4, 32226120), (5, 25780896), (6, 21484080), (8, 16113060), (9, 14322720), (10, 12890448), (12, 10742040), (15, 8593632), (16, 8056530), (18, 7161360), (20, 6445224), (24, 5371020), (27, 4774240), (30, 4296816), (32, 4028265), (36, 3580680), (40, 3222612), (45, 2864544), (48, 2685510), (53, 2432160), (54, 2387120), (60, 2148408), (72, 1790340), (80, 1611306), (90, 1432272), (96, 1342755), (106, 1216080), (108, 1193560), (120, 1074204), (135, 954848), (144, 895170), (159, 810720), (160, 805653), (180, 716136), (212, 608040), (216, 596780), (240, 537102), (265, 486432), (270, 477424), (288, 447585), (318, 405360), (360, 358068), (424, 304020), (432, 298390), (477, 270240), (480, 268551), (530, 243216), (540, 238712), (563, 228960), (636, 202680), (720, 179034), (795, 162144), (848, 152010), (864, 149195), (954, 135120), (1060, 121608), (1080, 119356), (1126, 114480), (1272, 101340), (1431, 90080), (1440, 89517), (1590, 81072), (1689, 76320), (1696, 76005), (1908, 67560), (2120, 60804), (2160, 59678), (2252, 57240), (2385, 54048), (2544, 50670), (2815, 45792), (2862, 45040), (3180, 40536), (3378, 38160), (3816, 33780), (4240, 30402), (4320, 29839), (4504, 28620), (4770, 27024), (5067, 25440), (5088, 25335), (5630, 22896), (5724, 22520), (6360, 20268), (6756, 19080), (7155, 18016), (7632, 16890), (8445, 15264), (8480, 15201), (9008, 14310), (9540, 13512), (10134, 12720), (11260, 11448)]