20197793280

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{375703}}^1$

素因数の和:375736

約数の個数: 160

約数和(自身を含む): 73794276864

約数和(自身を除く): 53596483584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 6720, 7680, 8960, 10752, 13440, 17920, 26880, 53760, 375703, 751406, 1127109, 1502812, 1878515, 2254218, 2629921, 3005624, 3757030, 4508436, 5259842, 5635545, 6011248, 7514060, 7889763, 9016872, 10519684, 11271090, 12022496, 13149605, 15028120, 15779526, 18033744, 21039368, 22542180, 24044992, 26299210, 30056240, 31559052, 36067488, 39448815, 42078736, 45084360, 48089984, 52598420, 60112480, 63118104, 72134976, 78897630, 84157472, 90168720, 96179968, 105196840, 120224960, 126236208, 144269952, 157795260, 168314944, 180337440, 192359936, 210393680, 240449920, 252472416, 288539904, 315590520, 336629888, 360674880, 420787360, 480899840, 504944832, 577079808, 631181040, 673259776, 721349760, 841574720, 961799680, 1009889664, 1262362080, 1346519552, 1442699520, 1683149440, 2019779328, 2524724160, 2885399040, 3366298880, 4039558656, 5049448320, 6732597760, 10098896640, 20197793280]

約数ペア:

[(1, 20197793280), (2, 10098896640), (3, 6732597760), (4, 5049448320), (5, 4039558656), (6, 3366298880), (7, 2885399040), (8, 2524724160), (10, 2019779328), (12, 1683149440), (14, 1442699520), (15, 1346519552), (16, 1262362080), (20, 1009889664), (21, 961799680), (24, 841574720), (28, 721349760), (30, 673259776), (32, 631181040), (35, 577079808), (40, 504944832), (42, 480899840), (48, 420787360), (56, 360674880), (60, 336629888), (64, 315590520), (70, 288539904), (80, 252472416), (84, 240449920), (96, 210393680), (105, 192359936), (112, 180337440), (120, 168314944), (128, 157795260), (140, 144269952), (160, 126236208), (168, 120224960), (192, 105196840), (210, 96179968), (224, 90168720), (240, 84157472), (256, 78897630), (280, 72134976), (320, 63118104), (336, 60112480), (384, 52598420), (420, 48089984), (448, 45084360), (480, 42078736), (512, 39448815), (560, 36067488), (640, 31559052), (672, 30056240), (768, 26299210), (840, 24044992), (896, 22542180), (960, 21039368), (1120, 18033744), (1280, 15779526), (1344, 15028120), (1536, 13149605), (1680, 12022496), (1792, 11271090), (1920, 10519684), (2240, 9016872), (2560, 7889763), (2688, 7514060), (3360, 6011248), (3584, 5635545), (3840, 5259842), (4480, 4508436), (5376, 3757030), (6720, 3005624), (7680, 2629921), (8960, 2254218), (10752, 1878515), (13440, 1502812), (17920, 1127109), (26880, 751406), (53760, 375703)]