163918720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{5227}}^1$

素因数の和:5260

約数の個数: 96

約数和(自身を含む): 455933880

約数和(自身を除く): 292015160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 5227, 6272, 7840, 10454, 15680, 20908, 26135, 31360, 36589, 41816, 52270, 73178, 83632, 104540, 146356, 167264, 182945, 209080, 256123, 292712, 334528, 365890, 418160, 512246, 585424, 669056, 731780, 836320, 1024492, 1170848, 1280615, 1463560, 1672640, 2048984, 2341696, 2561230, 2927120, 3345280, 4097968, 4683392, 5122460, 5854240, 8195936, 10244920, 11708480, 16391872, 20489840, 23416960, 32783744, 40979680, 81959360, 163918720]

約数ペア:

[(1, 163918720), (2, 81959360), (4, 40979680), (5, 32783744), (7, 23416960), (8, 20489840), (10, 16391872), (14, 11708480), (16, 10244920), (20, 8195936), (28, 5854240), (32, 5122460), (35, 4683392), (40, 4097968), (49, 3345280), (56, 2927120), (64, 2561230), (70, 2341696), (80, 2048984), (98, 1672640), (112, 1463560), (128, 1280615), (140, 1170848), (160, 1024492), (196, 836320), (224, 731780), (245, 669056), (280, 585424), (320, 512246), (392, 418160), (448, 365890), (490, 334528), (560, 292712), (640, 256123), (784, 209080), (896, 182945), (980, 167264), (1120, 146356), (1568, 104540), (1960, 83632), (2240, 73178), (3136, 52270), (3920, 41816), (4480, 36589), (5227, 31360), (6272, 26135), (7840, 20908), (10454, 15680)]