2021070720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45767}}^1$

素因数の和:45812

約数の個数: 128

約数和(自身を含む): 6722403840

約数和(自身を除く): 4701333120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 4416, 5520, 7360, 8832, 11040, 14720, 22080, 44160, 45767, 91534, 137301, 183068, 228835, 274602, 366136, 457670, 549204, 686505, 732272, 915340, 1052641, 1098408, 1373010, 1464544, 1830680, 2105282, 2196816, 2746020, 2929088, 3157923, 3661360, 4210564, 4393632, 5263205, 5492040, 5858176, 6315846, 7322720, 8421128, 8787264, 10526410, 10984080, 12631692, 14645440, 15789615, 16842256, 17574528, 21052820, 21968160, 25263384, 29290880, 31579230, 33684512, 42105640, 43936320, 50526768, 63158460, 67369024, 84211280, 87872640, 101053536, 126316920, 134738048, 168422560, 202107072, 252633840, 336845120, 404214144, 505267680, 673690240, 1010535360, 2021070720]

約数ペア:

[(1, 2021070720), (2, 1010535360), (3, 673690240), (4, 505267680), (5, 404214144), (6, 336845120), (8, 252633840), (10, 202107072), (12, 168422560), (15, 134738048), (16, 126316920), (20, 101053536), (23, 87872640), (24, 84211280), (30, 67369024), (32, 63158460), (40, 50526768), (46, 43936320), (48, 42105640), (60, 33684512), (64, 31579230), (69, 29290880), (80, 25263384), (92, 21968160), (96, 21052820), (115, 17574528), (120, 16842256), (128, 15789615), (138, 14645440), (160, 12631692), (184, 10984080), (192, 10526410), (230, 8787264), (240, 8421128), (276, 7322720), (320, 6315846), (345, 5858176), (368, 5492040), (384, 5263205), (460, 4393632), (480, 4210564), (552, 3661360), (640, 3157923), (690, 2929088), (736, 2746020), (920, 2196816), (960, 2105282), (1104, 1830680), (1380, 1464544), (1472, 1373010), (1840, 1098408), (1920, 1052641), (2208, 915340), (2760, 732272), (2944, 686505), (3680, 549204), (4416, 457670), (5520, 366136), (7360, 274602), (8832, 228835), (11040, 183068), (14720, 137301), (22080, 91534), (44160, 45767)]