78887970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{125219}}^1$

素因数の和:125239

約数の個数: 48

約数和(自身を含む): 234411840

約数和(自身を除く): 155523870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 125219, 250438, 375657, 626095, 751314, 876533, 1126971, 1252190, 1753066, 1878285, 2253942, 2629599, 3756570, 4382665, 5259198, 5634855, 7888797, 8765330, 11269710, 13147995, 15777594, 26295990, 39443985, 78887970]

約数ペア:

[(1, 78887970), (2, 39443985), (3, 26295990), (5, 15777594), (6, 13147995), (7, 11269710), (9, 8765330), (10, 7888797), (14, 5634855), (15, 5259198), (18, 4382665), (21, 3756570), (30, 2629599), (35, 2253942), (42, 1878285), (45, 1753066), (63, 1252190), (70, 1126971), (90, 876533), (105, 751314), (126, 626095), (210, 375657), (315, 250438), (630, 125219)]