421673160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 1313832960

約数和(自身を除く): 892159800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 263, 310, 372, 431, 465, 526, 620, 744, 789, 862, 930, 1052, 1240, 1293, 1315, 1578, 1724, 1860, 2104, 2155, 2586, 2630, 3156, 3448, 3720, 3945, 4310, 5172, 5260, 6312, 6465, 7890, 8153, 8620, 10344, 10520, 12930, 13361, 15780, 16306, 17240, 24459, 25860, 26722, 31560, 32612, 40083, 40765, 48918, 51720, 53444, 65224, 66805, 80166, 81530, 97836, 106888, 113353, 122295, 133610, 160332, 163060, 195672, 200415, 226706, 244590, 267220, 320664, 326120, 340059, 400830, 453412, 489180, 534440, 566765, 680118, 801660, 906824, 978360, 1133530, 1360236, 1603320, 1700295, 2267060, 2720472, 3400590, 3513943, 4534120, 6801180, 7027886, 10541829, 13602360, 14055772, 17569715, 21083658, 28111544, 35139430, 42167316, 52709145, 70278860, 84334632, 105418290, 140557720, 210836580, 421673160]

約数ペア:

[(1, 421673160), (2, 210836580), (3, 140557720), (4, 105418290), (5, 84334632), (6, 70278860), (8, 52709145), (10, 42167316), (12, 35139430), (15, 28111544), (20, 21083658), (24, 17569715), (30, 14055772), (31, 13602360), (40, 10541829), (60, 7027886), (62, 6801180), (93, 4534120), (120, 3513943), (124, 3400590), (155, 2720472), (186, 2267060), (248, 1700295), (263, 1603320), (310, 1360236), (372, 1133530), (431, 978360), (465, 906824), (526, 801660), (620, 680118), (744, 566765), (789, 534440), (862, 489180), (930, 453412), (1052, 400830), (1240, 340059), (1293, 326120), (1315, 320664), (1578, 267220), (1724, 244590), (1860, 226706), (2104, 200415), (2155, 195672), (2586, 163060), (2630, 160332), (3156, 133610), (3448, 122295), (3720, 113353), (3945, 106888), (4310, 97836), (5172, 81530), (5260, 80166), (6312, 66805), (6465, 65224), (7890, 53444), (8153, 51720), (8620, 48918), (10344, 40765), (10520, 40083), (12930, 32612), (13361, 31560), (15780, 26722), (16306, 25860), (17240, 24459)]