82060720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 234270720

約数和(自身を除く): 152210000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 80, 112, 116, 124, 140, 145, 155, 163, 203, 217, 232, 248, 280, 290, 310, 326, 406, 434, 464, 496, 560, 580, 620, 652, 812, 815, 868, 899, 1015, 1085, 1141, 1160, 1240, 1304, 1624, 1630, 1736, 1798, 2030, 2170, 2282, 2320, 2480, 2608, 3248, 3260, 3472, 3596, 4060, 4340, 4495, 4564, 4727, 5053, 5705, 6293, 6520, 7192, 8120, 8680, 8990, 9128, 9454, 10106, 11410, 12586, 13040, 14384, 16240, 17360, 17980, 18256, 18908, 20212, 22820, 23635, 25172, 25265, 31465, 33089, 35371, 35960, 37816, 40424, 45640, 47270, 50344, 50530, 62930, 66178, 70742, 71920, 75632, 80848, 91280, 94540, 100688, 101060, 125860, 132356, 141484, 146537, 165445, 176855, 189080, 202120, 251720, 264712, 282968, 293074, 330890, 353710, 378160, 404240, 503440, 529424, 565936, 586148, 661780, 707420, 732685, 1025759, 1172296, 1323560, 1414840, 1465370, 2051518, 2344592, 2647120, 2829680, 2930740, 4103036, 5128795, 5861480, 8206072, 10257590, 11722960, 16412144, 20515180, 41030360, 82060720]

約数ペア:

[(1, 82060720), (2, 41030360), (4, 20515180), (5, 16412144), (7, 11722960), (8, 10257590), (10, 8206072), (14, 5861480), (16, 5128795), (20, 4103036), (28, 2930740), (29, 2829680), (31, 2647120), (35, 2344592), (40, 2051518), (56, 1465370), (58, 1414840), (62, 1323560), (70, 1172296), (80, 1025759), (112, 732685), (116, 707420), (124, 661780), (140, 586148), (145, 565936), (155, 529424), (163, 503440), (203, 404240), (217, 378160), (232, 353710), (248, 330890), (280, 293074), (290, 282968), (310, 264712), (326, 251720), (406, 202120), (434, 189080), (464, 176855), (496, 165445), (560, 146537), (580, 141484), (620, 132356), (652, 125860), (812, 101060), (815, 100688), (868, 94540), (899, 91280), (1015, 80848), (1085, 75632), (1141, 71920), (1160, 70742), (1240, 66178), (1304, 62930), (1624, 50530), (1630, 50344), (1736, 47270), (1798, 45640), (2030, 40424), (2170, 37816), (2282, 35960), (2320, 35371), (2480, 33089), (2608, 31465), (3248, 25265), (3260, 25172), (3472, 23635), (3596, 22820), (4060, 20212), (4340, 18908), (4495, 18256), (4564, 17980), (4727, 17360), (5053, 16240), (5705, 14384), (6293, 13040), (6520, 12586), (7192, 11410), (8120, 10106), (8680, 9454), (8990, 9128)]