64381440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 160

約数和(自身を含む): 210361536

約数和(自身を除く): 145980096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 101, 120, 128, 160, 166, 192, 202, 240, 249, 256, 303, 320, 332, 384, 404, 415, 480, 498, 505, 512, 606, 640, 664, 768, 808, 830, 960, 996, 1010, 1212, 1245, 1280, 1328, 1515, 1536, 1616, 1660, 1920, 1992, 2020, 2424, 2490, 2560, 2656, 3030, 3232, 3320, 3840, 3984, 4040, 4848, 4980, 5312, 6060, 6464, 6640, 7680, 7968, 8080, 8383, 9696, 9960, 10624, 12120, 12928, 13280, 15936, 16160, 16766, 19392, 19920, 21248, 24240, 25149, 25856, 26560, 31872, 32320, 33532, 38784, 39840, 41915, 42496, 48480, 50298, 51712, 53120, 63744, 64640, 67064, 77568, 79680, 83830, 96960, 100596, 106240, 125745, 127488, 129280, 134128, 155136, 159360, 167660, 193920, 201192, 212480, 251490, 258560, 268256, 318720, 335320, 387840, 402384, 502980, 536512, 637440, 670640, 775680, 804768, 1005960, 1073024, 1341280, 1609536, 2011920, 2146048, 2682560, 3219072, 4023840, 4292096, 5365120, 6438144, 8047680, 10730240, 12876288, 16095360, 21460480, 32190720, 64381440]

約数ペア:

[(1, 64381440), (2, 32190720), (3, 21460480), (4, 16095360), (5, 12876288), (6, 10730240), (8, 8047680), (10, 6438144), (12, 5365120), (15, 4292096), (16, 4023840), (20, 3219072), (24, 2682560), (30, 2146048), (32, 2011920), (40, 1609536), (48, 1341280), (60, 1073024), (64, 1005960), (80, 804768), (83, 775680), (96, 670640), (101, 637440), (120, 536512), (128, 502980), (160, 402384), (166, 387840), (192, 335320), (202, 318720), (240, 268256), (249, 258560), (256, 251490), (303, 212480), (320, 201192), (332, 193920), (384, 167660), (404, 159360), (415, 155136), (480, 134128), (498, 129280), (505, 127488), (512, 125745), (606, 106240), (640, 100596), (664, 96960), (768, 83830), (808, 79680), (830, 77568), (960, 67064), (996, 64640), (1010, 63744), (1212, 53120), (1245, 51712), (1280, 50298), (1328, 48480), (1515, 42496), (1536, 41915), (1616, 39840), (1660, 38784), (1920, 33532), (1992, 32320), (2020, 31872), (2424, 26560), (2490, 25856), (2560, 25149), (2656, 24240), (3030, 21248), (3232, 19920), (3320, 19392), (3840, 16766), (3984, 16160), (4040, 15936), (4848, 13280), (4980, 12928), (5312, 12120), (6060, 10624), (6464, 9960), (6640, 9696), (7680, 8383), (7968, 8080)]