408049020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{16547}}^1$

素因数の和:16699

約数の個数: 72

約数和(自身を含む): 1246858704

約数和(自身を除く): 838809684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2466, 2740, 4110, 4932, 6165, 8220, 12330, 16547, 24660, 33094, 49641, 66188, 82735, 99282, 148923, 165470, 198564, 248205, 297846, 330940, 496410, 595692, 744615, 992820, 1489230, 2266939, 2978460, 4533878, 6800817, 9067756, 11334695, 13601634, 20402451, 22669390, 27203268, 34004085, 40804902, 45338780, 68008170, 81609804, 102012255, 136016340, 204024510, 408049020]

約数ペア:

[(1, 408049020), (2, 204024510), (3, 136016340), (4, 102012255), (5, 81609804), (6, 68008170), (9, 45338780), (10, 40804902), (12, 34004085), (15, 27203268), (18, 22669390), (20, 20402451), (30, 13601634), (36, 11334695), (45, 9067756), (60, 6800817), (90, 4533878), (137, 2978460), (180, 2266939), (274, 1489230), (411, 992820), (548, 744615), (685, 595692), (822, 496410), (1233, 330940), (1370, 297846), (1644, 248205), (2055, 198564), (2466, 165470), (2740, 148923), (4110, 99282), (4932, 82735), (6165, 66188), (8220, 49641), (12330, 33094), (16547, 24660)]