291004320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1381}}^1$

素因数の和:1838

約数の個数: 96

約数和(自身を含む): 919416960

約数和(自身を除く): 628412640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 439, 480, 878, 1317, 1381, 1756, 2195, 2634, 2762, 3512, 4143, 4390, 5268, 5524, 6585, 6905, 7024, 8286, 8780, 10536, 11048, 13170, 13810, 14048, 16572, 17560, 20715, 21072, 22096, 26340, 27620, 33144, 35120, 41430, 42144, 44192, 52680, 55240, 66288, 70240, 82860, 105360, 110480, 132576, 165720, 210720, 220960, 331440, 606259, 662880, 1212518, 1818777, 2425036, 3031295, 3637554, 4850072, 6062590, 7275108, 9093885, 9700144, 12125180, 14550216, 18187770, 19400288, 24250360, 29100432, 36375540, 48500720, 58200864, 72751080, 97001440, 145502160, 291004320]

約数ペア:

[(1, 291004320), (2, 145502160), (3, 97001440), (4, 72751080), (5, 58200864), (6, 48500720), (8, 36375540), (10, 29100432), (12, 24250360), (15, 19400288), (16, 18187770), (20, 14550216), (24, 12125180), (30, 9700144), (32, 9093885), (40, 7275108), (48, 6062590), (60, 4850072), (80, 3637554), (96, 3031295), (120, 2425036), (160, 1818777), (240, 1212518), (439, 662880), (480, 606259), (878, 331440), (1317, 220960), (1381, 210720), (1756, 165720), (2195, 132576), (2634, 110480), (2762, 105360), (3512, 82860), (4143, 70240), (4390, 66288), (5268, 55240), (5524, 52680), (6585, 44192), (6905, 42144), (7024, 41430), (8286, 35120), (8780, 33144), (10536, 27620), (11048, 26340), (13170, 22096), (13810, 21072), (14048, 20715), (16572, 17560)]