20899534080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{53887}}^1$

素因数の和:54012

約数の個数: 144

約数和(自身を含む): 67410008064

約数和(自身を除く): 46510473984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 192, 202, 240, 256, 303, 320, 384, 404, 480, 505, 606, 640, 768, 808, 960, 1010, 1212, 1280, 1515, 1616, 1920, 2020, 2424, 3030, 3232, 3840, 4040, 4848, 6060, 6464, 8080, 9696, 12120, 12928, 16160, 19392, 24240, 25856, 32320, 38784, 48480, 53887, 64640, 77568, 96960, 107774, 129280, 161661, 193920, 215548, 269435, 323322, 387840, 431096, 538870, 646644, 808305, 862192, 1077740, 1293288, 1616610, 1724384, 2155480, 2586576, 3233220, 3448768, 4310960, 5173152, 5442587, 6466440, 6897536, 8621920, 10346304, 10885174, 12932880, 13795072, 16327761, 17243840, 20692608, 21770348, 25865760, 27212935, 32655522, 34487680, 41385216, 43540696, 51731520, 54425870, 65311044, 68975360, 81638805, 87081392, 103463040, 108851740, 130622088, 163277610, 174162784, 206926080, 217703480, 261244176, 326555220, 348325568, 435406960, 522488352, 653110440, 696651136, 870813920, 1044976704, 1306220880, 1393302272, 1741627840, 2089953408, 2612441760, 3483255680, 4179906816, 5224883520, 6966511360, 10449767040, 20899534080]

約数ペア:

[(1, 20899534080), (2, 10449767040), (3, 6966511360), (4, 5224883520), (5, 4179906816), (6, 3483255680), (8, 2612441760), (10, 2089953408), (12, 1741627840), (15, 1393302272), (16, 1306220880), (20, 1044976704), (24, 870813920), (30, 696651136), (32, 653110440), (40, 522488352), (48, 435406960), (60, 348325568), (64, 326555220), (80, 261244176), (96, 217703480), (101, 206926080), (120, 174162784), (128, 163277610), (160, 130622088), (192, 108851740), (202, 103463040), (240, 87081392), (256, 81638805), (303, 68975360), (320, 65311044), (384, 54425870), (404, 51731520), (480, 43540696), (505, 41385216), (606, 34487680), (640, 32655522), (768, 27212935), (808, 25865760), (960, 21770348), (1010, 20692608), (1212, 17243840), (1280, 16327761), (1515, 13795072), (1616, 12932880), (1920, 10885174), (2020, 10346304), (2424, 8621920), (3030, 6897536), (3232, 6466440), (3840, 5442587), (4040, 5173152), (4848, 4310960), (6060, 3448768), (6464, 3233220), (8080, 2586576), (9696, 2155480), (12120, 1724384), (12928, 1616610), (16160, 1293288), (19392, 1077740), (24240, 862192), (25856, 808305), (32320, 646644), (38784, 538870), (48480, 431096), (53887, 387840), (64640, 323322), (77568, 269435), (96960, 215548), (107774, 193920), (129280, 161661)]