61328880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{28393}}^1$

素因数の和:28415

約数の個数: 80

約数和(自身を含む): 211251360

約数和(自身を除く): 149922480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 28393, 56786, 85179, 113572, 141965, 170358, 227144, 255537, 283930, 340716, 425895, 454288, 511074, 567860, 681432, 766611, 851790, 1022148, 1135720, 1277685, 1362864, 1533222, 1703580, 2044296, 2271440, 2555370, 3066444, 3407160, 3833055, 4088592, 5110740, 6132888, 6814320, 7666110, 10221480, 12265776, 15332220, 20442960, 30664440, 61328880]

約数ペア:

[(1, 61328880), (2, 30664440), (3, 20442960), (4, 15332220), (5, 12265776), (6, 10221480), (8, 7666110), (9, 6814320), (10, 6132888), (12, 5110740), (15, 4088592), (16, 3833055), (18, 3407160), (20, 3066444), (24, 2555370), (27, 2271440), (30, 2044296), (36, 1703580), (40, 1533222), (45, 1362864), (48, 1277685), (54, 1135720), (60, 1022148), (72, 851790), (80, 766611), (90, 681432), (108, 567860), (120, 511074), (135, 454288), (144, 425895), (180, 340716), (216, 283930), (240, 255537), (270, 227144), (360, 170358), (432, 141965), (540, 113572), (720, 85179), (1080, 56786), (2160, 28393)]