90046720

素因数分解:

$2^8\times 5^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:807

約数の個数: 72

約数和(自身を含む): 218102976

約数和(自身を除く): 128056256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 412, 515, 640, 683, 824, 1030, 1280, 1366, 1648, 2060, 2732, 3296, 3415, 4120, 5464, 6592, 6830, 8240, 10928, 13184, 13660, 16480, 21856, 26368, 27320, 32960, 43712, 54640, 65920, 70349, 87424, 109280, 131840, 140698, 174848, 218560, 281396, 351745, 437120, 562792, 703490, 874240, 1125584, 1406980, 2251168, 2813960, 4502336, 5627920, 9004672, 11255840, 18009344, 22511680, 45023360, 90046720]

約数ペア:

[(1, 90046720), (2, 45023360), (4, 22511680), (5, 18009344), (8, 11255840), (10, 9004672), (16, 5627920), (20, 4502336), (32, 2813960), (40, 2251168), (64, 1406980), (80, 1125584), (103, 874240), (128, 703490), (160, 562792), (206, 437120), (256, 351745), (320, 281396), (412, 218560), (515, 174848), (640, 140698), (683, 131840), (824, 109280), (1030, 87424), (1280, 70349), (1366, 65920), (1648, 54640), (2060, 43712), (2732, 32960), (3296, 27320), (3415, 26368), (4120, 21856), (5464, 16480), (6592, 13660), (6830, 13184), (8240, 10928)]