78984240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{329101}}^1$

素因数の和:329117

約数の個数: 40

約数和(自身を含む): 244851888

約数和(自身を除く): 165867648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 329101, 658202, 987303, 1316404, 1645505, 1974606, 2632808, 3291010, 3949212, 4936515, 5265616, 6582020, 7898424, 9873030, 13164040, 15796848, 19746060, 26328080, 39492120, 78984240]

約数ペア:

[(1, 78984240), (2, 39492120), (3, 26328080), (4, 19746060), (5, 15796848), (6, 13164040), (8, 9873030), (10, 7898424), (12, 6582020), (15, 5265616), (16, 4936515), (20, 3949212), (24, 3291010), (30, 2632808), (40, 1974606), (48, 1645505), (60, 1316404), (80, 987303), (120, 658202), (240, 329101)]