157799760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{657499}}^1$

素因数の和:657515

約数の個数: 40

約数和(自身を含む): 489180000

約数和(自身を除く): 331380240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 657499, 1314998, 1972497, 2629996, 3287495, 3944994, 5259992, 6574990, 7889988, 9862485, 10519984, 13149980, 15779976, 19724970, 26299960, 31559952, 39449940, 52599920, 78899880, 157799760]

約数ペア:

[(1, 157799760), (2, 78899880), (3, 52599920), (4, 39449940), (5, 31559952), (6, 26299960), (8, 19724970), (10, 15779976), (12, 13149980), (15, 10519984), (16, 9862485), (20, 7889988), (24, 6574990), (30, 5259992), (40, 3944994), (48, 3287495), (60, 2629996), (80, 1972497), (120, 1314998), (240, 657499)]