179979520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 503314560

約数和(自身を除く): 323335040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 256, 265, 280, 320, 371, 379, 424, 448, 530, 560, 640, 742, 758, 848, 896, 1060, 1120, 1280, 1484, 1516, 1696, 1792, 1855, 1895, 2120, 2240, 2653, 2968, 3032, 3392, 3710, 3790, 4240, 4480, 5306, 5936, 6064, 6784, 7420, 7580, 8480, 8960, 10612, 11872, 12128, 13265, 13568, 14840, 15160, 16960, 20087, 21224, 23744, 24256, 26530, 29680, 30320, 33920, 40174, 42448, 47488, 48512, 53060, 59360, 60640, 67840, 80348, 84896, 94976, 97024, 100435, 106120, 118720, 121280, 140609, 160696, 169792, 200870, 212240, 237440, 242560, 281218, 321392, 339584, 401740, 424480, 474880, 485120, 562436, 642784, 679168, 703045, 803480, 848960, 1124872, 1285568, 1406090, 1606960, 1697920, 2249744, 2571136, 2812180, 3213920, 3395840, 4499488, 5142272, 5624360, 6427840, 8998976, 11248720, 12855680, 17997952, 22497440, 25711360, 35995904, 44994880, 89989760, 179979520]

約数ペア:

[(1, 179979520), (2, 89989760), (4, 44994880), (5, 35995904), (7, 25711360), (8, 22497440), (10, 17997952), (14, 12855680), (16, 11248720), (20, 8998976), (28, 6427840), (32, 5624360), (35, 5142272), (40, 4499488), (53, 3395840), (56, 3213920), (64, 2812180), (70, 2571136), (80, 2249744), (106, 1697920), (112, 1606960), (128, 1406090), (140, 1285568), (160, 1124872), (212, 848960), (224, 803480), (256, 703045), (265, 679168), (280, 642784), (320, 562436), (371, 485120), (379, 474880), (424, 424480), (448, 401740), (530, 339584), (560, 321392), (640, 281218), (742, 242560), (758, 237440), (848, 212240), (896, 200870), (1060, 169792), (1120, 160696), (1280, 140609), (1484, 121280), (1516, 118720), (1696, 106120), (1792, 100435), (1855, 97024), (1895, 94976), (2120, 84896), (2240, 80348), (2653, 67840), (2968, 60640), (3032, 59360), (3392, 53060), (3710, 48512), (3790, 47488), (4240, 42448), (4480, 40174), (5306, 33920), (5936, 30320), (6064, 29680), (6784, 26530), (7420, 24256), (7580, 23744), (8480, 21224), (8960, 20087), (10612, 16960), (11872, 15160), (12128, 14840), (13265, 13568)]