81970320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{341543}}^1$

素因数の和:341559

約数の個数: 40

約数和(自身を含む): 254108736

約数和(自身を除く): 172138416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 341543, 683086, 1024629, 1366172, 1707715, 2049258, 2732344, 3415430, 4098516, 5123145, 5464688, 6830860, 8197032, 10246290, 13661720, 16394064, 20492580, 27323440, 40985160, 81970320]

約数ペア:

[(1, 81970320), (2, 40985160), (3, 27323440), (4, 20492580), (5, 16394064), (6, 13661720), (8, 10246290), (10, 8197032), (12, 6830860), (15, 5464688), (16, 5123145), (20, 4098516), (24, 3415430), (30, 2732344), (40, 2049258), (48, 1707715), (60, 1366172), (80, 1024629), (120, 683086), (240, 341543)]