9984340920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{19211}}^1$

素因数の和:19357

約数の個数: 128

約数和(自身を含む): 30874452480

約数和(自身を除く): 20890111560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 71, 120, 122, 142, 183, 213, 244, 284, 305, 355, 366, 426, 488, 568, 610, 710, 732, 852, 915, 1065, 1220, 1420, 1464, 1704, 1830, 2130, 2440, 2840, 3660, 4260, 4331, 7320, 8520, 8662, 12993, 17324, 19211, 21655, 25986, 34648, 38422, 43310, 51972, 57633, 64965, 76844, 86620, 96055, 103944, 115266, 129930, 153688, 173240, 192110, 230532, 259860, 288165, 384220, 461064, 519720, 576330, 768440, 1152660, 1171871, 1363981, 2305320, 2343742, 2727962, 3515613, 4091943, 4687484, 5455924, 5859355, 6819905, 7031226, 8183886, 9374968, 10911848, 11718710, 13639810, 14062452, 16367772, 17578065, 20459715, 23437420, 27279620, 28124904, 32735544, 35156130, 40919430, 46874840, 54559240, 70312260, 81838860, 83202841, 140624520, 163677720, 166405682, 249608523, 332811364, 416014205, 499217046, 665622728, 832028410, 998434092, 1248042615, 1664056820, 1996868184, 2496085230, 3328113640, 4992170460, 9984340920]

約数ペア:

[(1, 9984340920), (2, 4992170460), (3, 3328113640), (4, 2496085230), (5, 1996868184), (6, 1664056820), (8, 1248042615), (10, 998434092), (12, 832028410), (15, 665622728), (20, 499217046), (24, 416014205), (30, 332811364), (40, 249608523), (60, 166405682), (61, 163677720), (71, 140624520), (120, 83202841), (122, 81838860), (142, 70312260), (183, 54559240), (213, 46874840), (244, 40919430), (284, 35156130), (305, 32735544), (355, 28124904), (366, 27279620), (426, 23437420), (488, 20459715), (568, 17578065), (610, 16367772), (710, 14062452), (732, 13639810), (852, 11718710), (915, 10911848), (1065, 9374968), (1220, 8183886), (1420, 7031226), (1464, 6819905), (1704, 5859355), (1830, 5455924), (2130, 4687484), (2440, 4091943), (2840, 3515613), (3660, 2727962), (4260, 2343742), (4331, 2305320), (7320, 1363981), (8520, 1171871), (8662, 1152660), (12993, 768440), (17324, 576330), (19211, 519720), (21655, 461064), (25986, 384220), (34648, 288165), (38422, 259860), (43310, 230532), (51972, 192110), (57633, 173240), (64965, 153688), (76844, 129930), (86620, 115266), (96055, 103944)]