145217280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2909}}^1$

素因数の和:2946

約数の個数: 144

約数和(自身を含む): 499635360

約数和(自身を除く): 354418080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 2909, 3120, 3328, 3840, 4160, 4992, 5818, 6240, 8320, 8727, 9984, 11636, 12480, 14545, 16640, 17454, 23272, 24960, 29090, 34908, 37817, 43635, 46544, 49920, 58180, 69816, 75634, 87270, 93088, 113451, 116360, 139632, 151268, 174540, 186176, 189085, 226902, 232720, 279264, 302536, 349080, 372352, 378170, 453804, 465440, 558528, 567255, 605072, 698160, 744704, 756340, 907608, 930880, 1117056, 1134510, 1210144, 1396320, 1512680, 1815216, 1861760, 2234112, 2269020, 2420288, 2792640, 3025360, 3630432, 3723520, 4538040, 4840576, 5585280, 6050720, 7260864, 9076080, 9681152, 11170560, 12101440, 14521728, 18152160, 24202880, 29043456, 36304320, 48405760, 72608640, 145217280]

約数ペア:

[(1, 145217280), (2, 72608640), (3, 48405760), (4, 36304320), (5, 29043456), (6, 24202880), (8, 18152160), (10, 14521728), (12, 12101440), (13, 11170560), (15, 9681152), (16, 9076080), (20, 7260864), (24, 6050720), (26, 5585280), (30, 4840576), (32, 4538040), (39, 3723520), (40, 3630432), (48, 3025360), (52, 2792640), (60, 2420288), (64, 2269020), (65, 2234112), (78, 1861760), (80, 1815216), (96, 1512680), (104, 1396320), (120, 1210144), (128, 1134510), (130, 1117056), (156, 930880), (160, 907608), (192, 756340), (195, 744704), (208, 698160), (240, 605072), (256, 567255), (260, 558528), (312, 465440), (320, 453804), (384, 378170), (390, 372352), (416, 349080), (480, 302536), (520, 279264), (624, 232720), (640, 226902), (768, 189085), (780, 186176), (832, 174540), (960, 151268), (1040, 139632), (1248, 116360), (1280, 113451), (1560, 93088), (1664, 87270), (1920, 75634), (2080, 69816), (2496, 58180), (2909, 49920), (3120, 46544), (3328, 43635), (3840, 37817), (4160, 34908), (4992, 29090), (5818, 24960), (6240, 23272), (8320, 17454), (8727, 16640), (9984, 14545), (11636, 12480)]