447672240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{647}}^1$

素因数の和:728

約数の個数: 180

約数和(自身を含む): 1555895952

約数和(自身を除く): 1108223712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 647, 720, 744, 930, 961, 1116, 1240, 1294, 1395, 1488, 1860, 1922, 1941, 2232, 2480, 2588, 2790, 2883, 3235, 3720, 3844, 3882, 4464, 4805, 5176, 5580, 5766, 5823, 6470, 7440, 7688, 7764, 8649, 9610, 9705, 10352, 11160, 11532, 11646, 12940, 14415, 15376, 15528, 17298, 19220, 19410, 20057, 22320, 23064, 23292, 25880, 28830, 29115, 31056, 34596, 38440, 38820, 40114, 43245, 46128, 46584, 51760, 57660, 58230, 60171, 69192, 76880, 77640, 80228, 86490, 93168, 100285, 115320, 116460, 120342, 138384, 155280, 160456, 172980, 180513, 200570, 230640, 232920, 240684, 300855, 320912, 345960, 361026, 401140, 465840, 481368, 601710, 621767, 691920, 722052, 802280, 902565, 962736, 1203420, 1243534, 1444104, 1604560, 1805130, 1865301, 2406840, 2487068, 2888208, 3108835, 3610260, 3730602, 4813680, 4974136, 5595903, 6217670, 7220520, 7461204, 9326505, 9948272, 11191806, 12435340, 14441040, 14922408, 18653010, 22383612, 24870680, 27979515, 29844816, 37306020, 44767224, 49741360, 55959030, 74612040, 89534448, 111918060, 149224080, 223836120, 447672240]

約数ペア:

[(1, 447672240), (2, 223836120), (3, 149224080), (4, 111918060), (5, 89534448), (6, 74612040), (8, 55959030), (9, 49741360), (10, 44767224), (12, 37306020), (15, 29844816), (16, 27979515), (18, 24870680), (20, 22383612), (24, 18653010), (30, 14922408), (31, 14441040), (36, 12435340), (40, 11191806), (45, 9948272), (48, 9326505), (60, 7461204), (62, 7220520), (72, 6217670), (80, 5595903), (90, 4974136), (93, 4813680), (120, 3730602), (124, 3610260), (144, 3108835), (155, 2888208), (180, 2487068), (186, 2406840), (240, 1865301), (248, 1805130), (279, 1604560), (310, 1444104), (360, 1243534), (372, 1203420), (465, 962736), (496, 902565), (558, 802280), (620, 722052), (647, 691920), (720, 621767), (744, 601710), (930, 481368), (961, 465840), (1116, 401140), (1240, 361026), (1294, 345960), (1395, 320912), (1488, 300855), (1860, 240684), (1922, 232920), (1941, 230640), (2232, 200570), (2480, 180513), (2588, 172980), (2790, 160456), (2883, 155280), (3235, 138384), (3720, 120342), (3844, 116460), (3882, 115320), (4464, 100285), (4805, 93168), (5176, 86490), (5580, 80228), (5766, 77640), (5823, 76880), (6470, 69192), (7440, 60171), (7688, 58230), (7764, 57660), (8649, 51760), (9610, 46584), (9705, 46128), (10352, 43245), (11160, 40114), (11532, 38820), (11646, 38440), (12940, 34596), (14415, 31056), (15376, 29115), (15528, 28830), (17298, 25880), (19220, 23292), (19410, 23064), (20057, 22320)]