317989760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2657}}^1$

素因数の和:2704

約数の個数: 128

約数和(自身を含む): 878415840

約数和(自身を除く): 560426080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 640, 680, 704, 748, 880, 935, 1088, 1360, 1408, 1496, 1760, 1870, 2176, 2657, 2720, 2992, 3520, 3740, 5314, 5440, 5984, 7040, 7480, 10628, 10880, 11968, 13285, 14960, 21256, 23936, 26570, 29227, 29920, 42512, 45169, 53140, 58454, 59840, 85024, 90338, 106280, 116908, 119680, 146135, 170048, 180676, 212560, 225845, 233816, 292270, 340096, 361352, 425120, 451690, 467632, 496859, 584540, 722704, 850240, 903380, 935264, 993718, 1169080, 1445408, 1700480, 1806760, 1870528, 1987436, 2338160, 2484295, 2890816, 3613520, 3741056, 3974872, 4676320, 4968590, 5781632, 7227040, 7949744, 9352640, 9937180, 14454080, 15899488, 18705280, 19874360, 28908160, 31798976, 39748720, 63597952, 79497440, 158994880, 317989760]

約数ペア:

[(1, 317989760), (2, 158994880), (4, 79497440), (5, 63597952), (8, 39748720), (10, 31798976), (11, 28908160), (16, 19874360), (17, 18705280), (20, 15899488), (22, 14454080), (32, 9937180), (34, 9352640), (40, 7949744), (44, 7227040), (55, 5781632), (64, 4968590), (68, 4676320), (80, 3974872), (85, 3741056), (88, 3613520), (110, 2890816), (128, 2484295), (136, 2338160), (160, 1987436), (170, 1870528), (176, 1806760), (187, 1700480), (220, 1445408), (272, 1169080), (320, 993718), (340, 935264), (352, 903380), (374, 850240), (440, 722704), (544, 584540), (640, 496859), (680, 467632), (704, 451690), (748, 425120), (880, 361352), (935, 340096), (1088, 292270), (1360, 233816), (1408, 225845), (1496, 212560), (1760, 180676), (1870, 170048), (2176, 146135), (2657, 119680), (2720, 116908), (2992, 106280), (3520, 90338), (3740, 85024), (5314, 59840), (5440, 58454), (5984, 53140), (7040, 45169), (7480, 42512), (10628, 29920), (10880, 29227), (11968, 26570), (13285, 23936), (14960, 21256)]