215209120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 192

約数和(自身を含む): 627056640

約数和(自身を除く): 411847520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 89, 112, 119, 127, 136, 140, 160, 170, 178, 224, 238, 254, 272, 280, 340, 356, 445, 476, 508, 544, 560, 595, 623, 635, 680, 712, 889, 890, 952, 1016, 1120, 1190, 1246, 1270, 1360, 1424, 1513, 1778, 1780, 1904, 2032, 2159, 2380, 2492, 2540, 2720, 2848, 3026, 3115, 3556, 3560, 3808, 4064, 4318, 4445, 4760, 4984, 5080, 6052, 6230, 7112, 7120, 7565, 8636, 8890, 9520, 9968, 10160, 10591, 10795, 11303, 12104, 12460, 14224, 14240, 15113, 15130, 17272, 17780, 19040, 19936, 20320, 21182, 21590, 22606, 24208, 24920, 28448, 30226, 30260, 34544, 35560, 42364, 43180, 45212, 48416, 49840, 52955, 56515, 60452, 60520, 69088, 71120, 75565, 79121, 84728, 86360, 90424, 99680, 105910, 113030, 120904, 121040, 142240, 151130, 158242, 169456, 172720, 180848, 192151, 211820, 226060, 241808, 242080, 302260, 316484, 338912, 345440, 361696, 384302, 395605, 423640, 452120, 483616, 604520, 632968, 768604, 791210, 847280, 904240, 960755, 1209040, 1265936, 1345057, 1537208, 1582420, 1694560, 1808480, 1921510, 2418080, 2531872, 2690114, 3074416, 3164840, 3843020, 5380228, 6148832, 6329680, 6725285, 7686040, 10760456, 12659360, 13450570, 15372080, 21520912, 26901140, 30744160, 43041824, 53802280, 107604560, 215209120]

約数ペア:

[(1, 215209120), (2, 107604560), (4, 53802280), (5, 43041824), (7, 30744160), (8, 26901140), (10, 21520912), (14, 15372080), (16, 13450570), (17, 12659360), (20, 10760456), (28, 7686040), (32, 6725285), (34, 6329680), (35, 6148832), (40, 5380228), (56, 3843020), (68, 3164840), (70, 3074416), (80, 2690114), (85, 2531872), (89, 2418080), (112, 1921510), (119, 1808480), (127, 1694560), (136, 1582420), (140, 1537208), (160, 1345057), (170, 1265936), (178, 1209040), (224, 960755), (238, 904240), (254, 847280), (272, 791210), (280, 768604), (340, 632968), (356, 604520), (445, 483616), (476, 452120), (508, 423640), (544, 395605), (560, 384302), (595, 361696), (623, 345440), (635, 338912), (680, 316484), (712, 302260), (889, 242080), (890, 241808), (952, 226060), (1016, 211820), (1120, 192151), (1190, 180848), (1246, 172720), (1270, 169456), (1360, 158242), (1424, 151130), (1513, 142240), (1778, 121040), (1780, 120904), (1904, 113030), (2032, 105910), (2159, 99680), (2380, 90424), (2492, 86360), (2540, 84728), (2720, 79121), (2848, 75565), (3026, 71120), (3115, 69088), (3556, 60520), (3560, 60452), (3808, 56515), (4064, 52955), (4318, 49840), (4445, 48416), (4760, 45212), (4984, 43180), (5080, 42364), (6052, 35560), (6230, 34544), (7112, 30260), (7120, 30226), (7565, 28448), (8636, 24920), (8890, 24208), (9520, 22606), (9968, 21590), (10160, 21182), (10591, 20320), (10795, 19936), (11303, 19040), (12104, 17780), (12460, 17272), (14224, 15130), (14240, 15113)]