72479280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{301997}}^1$

素因数の和:302013

約数の個数: 40

約数和(自身を含む): 224686512

約数和(自身を除く): 152207232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 301997, 603994, 905991, 1207988, 1509985, 1811982, 2415976, 3019970, 3623964, 4529955, 4831952, 6039940, 7247928, 9059910, 12079880, 14495856, 18119820, 24159760, 36239640, 72479280]

約数ペア:

[(1, 72479280), (2, 36239640), (3, 24159760), (4, 18119820), (5, 14495856), (6, 12079880), (8, 9059910), (10, 7247928), (12, 6039940), (15, 4831952), (16, 4529955), (20, 3623964), (24, 3019970), (30, 2415976), (40, 1811982), (48, 1509985), (60, 1207988), (80, 905991), (120, 603994), (240, 301997)]