79932720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{971}}^1$

素因数の和:1008

約数の個数: 160

約数和(自身を含む): 289267200

約数和(自身を除く): 209334480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 971, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1942, 1960, 2058, 2352, 2744, 2913, 2940, 3430, 3884, 3920, 4116, 4855, 5145, 5488, 5826, 5880, 6797, 6860, 7768, 8232, 9710, 10290, 11652, 11760, 13594, 13720, 14565, 15536, 16464, 19420, 20391, 20580, 23304, 27188, 27440, 29130, 33985, 38840, 40782, 41160, 46608, 47579, 54376, 58260, 67970, 77680, 81564, 82320, 95158, 101955, 108752, 116520, 135940, 142737, 163128, 190316, 203910, 233040, 237895, 271880, 285474, 326256, 333053, 380632, 407820, 475790, 543760, 570948, 666106, 713685, 761264, 815640, 951580, 999159, 1141896, 1332212, 1427370, 1631280, 1665265, 1903160, 1998318, 2283792, 2664424, 2854740, 3330530, 3806320, 3996636, 4995795, 5328848, 5709480, 6661060, 7993272, 9991590, 11418960, 13322120, 15986544, 19983180, 26644240, 39966360, 79932720]

約数ペア:

[(1, 79932720), (2, 39966360), (3, 26644240), (4, 19983180), (5, 15986544), (6, 13322120), (7, 11418960), (8, 9991590), (10, 7993272), (12, 6661060), (14, 5709480), (15, 5328848), (16, 4995795), (20, 3996636), (21, 3806320), (24, 3330530), (28, 2854740), (30, 2664424), (35, 2283792), (40, 1998318), (42, 1903160), (48, 1665265), (49, 1631280), (56, 1427370), (60, 1332212), (70, 1141896), (80, 999159), (84, 951580), (98, 815640), (105, 761264), (112, 713685), (120, 666106), (140, 570948), (147, 543760), (168, 475790), (196, 407820), (210, 380632), (240, 333053), (245, 326256), (280, 285474), (294, 271880), (336, 237895), (343, 233040), (392, 203910), (420, 190316), (490, 163128), (560, 142737), (588, 135940), (686, 116520), (735, 108752), (784, 101955), (840, 95158), (971, 82320), (980, 81564), (1029, 77680), (1176, 67970), (1372, 58260), (1470, 54376), (1680, 47579), (1715, 46608), (1942, 41160), (1960, 40782), (2058, 38840), (2352, 33985), (2744, 29130), (2913, 27440), (2940, 27188), (3430, 23304), (3884, 20580), (3920, 20391), (4116, 19420), (4855, 16464), (5145, 15536), (5488, 14565), (5826, 13720), (5880, 13594), (6797, 11760), (6860, 11652), (7768, 10290), (8232, 9710)]