78999780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42473}}^1$

素因数の和:42516

約数の個数: 48

約数和(自身を含む): 228340224

約数和(自身を除く): 149340444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 42473, 84946, 127419, 169892, 212365, 254838, 424730, 509676, 637095, 849460, 1274190, 1316663, 2548380, 2633326, 3949989, 5266652, 6583315, 7899978, 13166630, 15799956, 19749945, 26333260, 39499890, 78999780]

約数ペア:

[(1, 78999780), (2, 39499890), (3, 26333260), (4, 19749945), (5, 15799956), (6, 13166630), (10, 7899978), (12, 6583315), (15, 5266652), (20, 3949989), (30, 2633326), (31, 2548380), (60, 1316663), (62, 1274190), (93, 849460), (124, 637095), (155, 509676), (186, 424730), (310, 254838), (372, 212365), (465, 169892), (620, 127419), (930, 84946), (1860, 42473)]