315699520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:608

約数の個数: 112

約数和(自身を含む): 803867328

約数和(自身を除く): 488167808

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 131, 136, 160, 170, 262, 272, 320, 340, 443, 524, 544, 655, 680, 886, 1048, 1088, 1310, 1360, 1772, 2096, 2215, 2227, 2620, 2720, 3544, 4192, 4430, 4454, 5240, 5440, 7088, 7531, 8384, 8860, 8908, 10480, 11135, 14176, 15062, 17720, 17816, 20960, 22270, 28352, 30124, 35440, 35632, 37655, 41920, 44540, 58033, 60248, 70880, 71264, 75310, 89080, 116066, 120496, 141760, 142528, 150620, 178160, 232132, 240992, 290165, 301240, 356320, 464264, 481984, 580330, 602480, 712640, 928528, 986561, 1160660, 1204960, 1857056, 1973122, 2321320, 2409920, 3714112, 3946244, 4642640, 4932805, 7892488, 9285280, 9865610, 15784976, 18570560, 19731220, 31569952, 39462440, 63139904, 78924880, 157849760, 315699520]

約数ペア:

[(1, 315699520), (2, 157849760), (4, 78924880), (5, 63139904), (8, 39462440), (10, 31569952), (16, 19731220), (17, 18570560), (20, 15784976), (32, 9865610), (34, 9285280), (40, 7892488), (64, 4932805), (68, 4642640), (80, 3946244), (85, 3714112), (131, 2409920), (136, 2321320), (160, 1973122), (170, 1857056), (262, 1204960), (272, 1160660), (320, 986561), (340, 928528), (443, 712640), (524, 602480), (544, 580330), (655, 481984), (680, 464264), (886, 356320), (1048, 301240), (1088, 290165), (1310, 240992), (1360, 232132), (1772, 178160), (2096, 150620), (2215, 142528), (2227, 141760), (2620, 120496), (2720, 116066), (3544, 89080), (4192, 75310), (4430, 71264), (4454, 70880), (5240, 60248), (5440, 58033), (7088, 44540), (7531, 41920), (8384, 37655), (8860, 35632), (8908, 35440), (10480, 30124), (11135, 28352), (14176, 22270), (15062, 20960), (17720, 17816)]