681420480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54601}}^1$

素因数の和:54634

約数の個数: 112

約数和(自身を含む): 2329976544

約数和(自身を除く): 1648556064

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, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 54601, 109202, 163803, 218404, 273005, 327606, 436808, 546010, 655212, 709813, 819015, 873616, 1092020, 1310424, 1419626, 1638030, 1747232, 2129439, 2184040, 2620848, 2839252, 3276060, 3494464, 3549065, 4258878, 4368080, 5241696, 5678504, 6552120, 7098130, 8517756, 8736160, 10483392, 10647195, 11357008, 13104240, 14196260, 17035512, 17472320, 21294390, 22714016, 26208480, 28392520, 34071024, 42588780, 45428032, 52416960, 56785040, 68142048, 85177560, 113570080, 136284096, 170355120, 227140160, 340710240, 681420480]

約数ペア:

[(1, 681420480), (2, 340710240), (3, 227140160), (4, 170355120), (5, 136284096), (6, 113570080), (8, 85177560), (10, 68142048), (12, 56785040), (13, 52416960), (15, 45428032), (16, 42588780), (20, 34071024), (24, 28392520), (26, 26208480), (30, 22714016), (32, 21294390), (39, 17472320), (40, 17035512), (48, 14196260), (52, 13104240), (60, 11357008), (64, 10647195), (65, 10483392), (78, 8736160), (80, 8517756), (96, 7098130), (104, 6552120), (120, 5678504), (130, 5241696), (156, 4368080), (160, 4258878), (192, 3549065), (195, 3494464), (208, 3276060), (240, 2839252), (260, 2620848), (312, 2184040), (320, 2129439), (390, 1747232), (416, 1638030), (480, 1419626), (520, 1310424), (624, 1092020), (780, 873616), (832, 819015), (960, 709813), (1040, 655212), (1248, 546010), (1560, 436808), (2080, 327606), (2496, 273005), (3120, 218404), (4160, 163803), (6240, 109202), (12480, 54601)]