219144240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43481}}^1$

素因数の和:43507

約数の個数: 120

約数和(自身を含む): 841115808

約数和(自身を除く): 621971568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 43481, 86962, 130443, 173924, 217405, 260886, 304367, 347848, 391329, 434810, 521772, 608734, 652215, 695696, 782658, 869620, 913101, 1043544, 1217468, 1304430, 1521835, 1565316, 1739240, 1826202, 1956645, 2087088, 2434936, 2608860, 2739303, 3043670, 3130632, 3478480, 3652404, 3913290, 4565505, 4869872, 5217720, 5478606, 6087340, 6261264, 7304808, 7826580, 9131010, 10435440, 10957212, 12174680, 13696515, 14609616, 15653160, 18262020, 21914424, 24349360, 27393030, 31306320, 36524040, 43828848, 54786060, 73048080, 109572120, 219144240]

約数ペア:

[(1, 219144240), (2, 109572120), (3, 73048080), (4, 54786060), (5, 43828848), (6, 36524040), (7, 31306320), (8, 27393030), (9, 24349360), (10, 21914424), (12, 18262020), (14, 15653160), (15, 14609616), (16, 13696515), (18, 12174680), (20, 10957212), (21, 10435440), (24, 9131010), (28, 7826580), (30, 7304808), (35, 6261264), (36, 6087340), (40, 5478606), (42, 5217720), (45, 4869872), (48, 4565505), (56, 3913290), (60, 3652404), (63, 3478480), (70, 3130632), (72, 3043670), (80, 2739303), (84, 2608860), (90, 2434936), (105, 2087088), (112, 1956645), (120, 1826202), (126, 1739240), (140, 1565316), (144, 1521835), (168, 1304430), (180, 1217468), (210, 1043544), (240, 913101), (252, 869620), (280, 782658), (315, 695696), (336, 652215), (360, 608734), (420, 521772), (504, 434810), (560, 391329), (630, 347848), (720, 304367), (840, 260886), (1008, 217405), (1260, 173924), (1680, 130443), (2520, 86962), (5040, 43481)]