320389560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6899}}^1$

素因数の和:6962

約数の個数: 128

約数和(自身を含む): 1092960000

約数和(自身を除く): 772570440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 360, 387, 430, 516, 540, 645, 774, 860, 1032, 1080, 1161, 1290, 1548, 1720, 1935, 2322, 2580, 3096, 3870, 4644, 5160, 5805, 6899, 7740, 9288, 11610, 13798, 15480, 20697, 23220, 27596, 34495, 41394, 46440, 55192, 62091, 68990, 82788, 103485, 124182, 137980, 165576, 186273, 206970, 248364, 275960, 296657, 310455, 372546, 413940, 496728, 593314, 620910, 745092, 827880, 889971, 931365, 1186628, 1241820, 1483285, 1490184, 1779942, 1862730, 2373256, 2483640, 2669913, 2966570, 3559884, 3725460, 4449855, 5339826, 5933140, 7119768, 7450920, 8009739, 8899710, 10679652, 11866280, 13349565, 16019478, 17799420, 21359304, 26699130, 32038956, 35598840, 40048695, 53398260, 64077912, 80097390, 106796520, 160194780, 320389560]

約数ペア:

[(1, 320389560), (2, 160194780), (3, 106796520), (4, 80097390), (5, 64077912), (6, 53398260), (8, 40048695), (9, 35598840), (10, 32038956), (12, 26699130), (15, 21359304), (18, 17799420), (20, 16019478), (24, 13349565), (27, 11866280), (30, 10679652), (36, 8899710), (40, 8009739), (43, 7450920), (45, 7119768), (54, 5933140), (60, 5339826), (72, 4449855), (86, 3725460), (90, 3559884), (108, 2966570), (120, 2669913), (129, 2483640), (135, 2373256), (172, 1862730), (180, 1779942), (215, 1490184), (216, 1483285), (258, 1241820), (270, 1186628), (344, 931365), (360, 889971), (387, 827880), (430, 745092), (516, 620910), (540, 593314), (645, 496728), (774, 413940), (860, 372546), (1032, 310455), (1080, 296657), (1161, 275960), (1290, 248364), (1548, 206970), (1720, 186273), (1935, 165576), (2322, 137980), (2580, 124182), (3096, 103485), (3870, 82788), (4644, 68990), (5160, 62091), (5805, 55192), (6899, 46440), (7740, 41394), (9288, 34495), (11610, 27596), (13798, 23220), (15480, 20697)]