199728540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{677}}^1$

素因数の和:852

約数の個数: 144

約数和(自身を含む): 666338400

約数和(自身を除く): 466609860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 149, 165, 180, 198, 220, 298, 330, 396, 447, 495, 596, 660, 677, 745, 894, 990, 1341, 1354, 1490, 1639, 1788, 1980, 2031, 2235, 2682, 2708, 2980, 3278, 3385, 4062, 4470, 4917, 5364, 6093, 6556, 6705, 6770, 7447, 8124, 8195, 8940, 9834, 10155, 12186, 13410, 13540, 14751, 14894, 16390, 19668, 20310, 22341, 24372, 24585, 26820, 29502, 29788, 30465, 32780, 37235, 40620, 44682, 49170, 59004, 60930, 67023, 73755, 74470, 89364, 98340, 100873, 111705, 121860, 134046, 147510, 148940, 201746, 223410, 268092, 295020, 302619, 335115, 403492, 446820, 504365, 605238, 670230, 907857, 1008730, 1109603, 1210476, 1340460, 1513095, 1815714, 2017460, 2219206, 3026190, 3328809, 3631428, 4438412, 4539285, 5548015, 6052380, 6657618, 9078570, 9986427, 11096030, 13315236, 16644045, 18157140, 19972854, 22192060, 33288090, 39945708, 49932135, 66576180, 99864270, 199728540]

約数ペア:

[(1, 199728540), (2, 99864270), (3, 66576180), (4, 49932135), (5, 39945708), (6, 33288090), (9, 22192060), (10, 19972854), (11, 18157140), (12, 16644045), (15, 13315236), (18, 11096030), (20, 9986427), (22, 9078570), (30, 6657618), (33, 6052380), (36, 5548015), (44, 4539285), (45, 4438412), (55, 3631428), (60, 3328809), (66, 3026190), (90, 2219206), (99, 2017460), (110, 1815714), (132, 1513095), (149, 1340460), (165, 1210476), (180, 1109603), (198, 1008730), (220, 907857), (298, 670230), (330, 605238), (396, 504365), (447, 446820), (495, 403492), (596, 335115), (660, 302619), (677, 295020), (745, 268092), (894, 223410), (990, 201746), (1341, 148940), (1354, 147510), (1490, 134046), (1639, 121860), (1788, 111705), (1980, 100873), (2031, 98340), (2235, 89364), (2682, 74470), (2708, 73755), (2980, 67023), (3278, 60930), (3385, 59004), (4062, 49170), (4470, 44682), (4917, 40620), (5364, 37235), (6093, 32780), (6556, 30465), (6705, 29788), (6770, 29502), (7447, 26820), (8124, 24585), (8195, 24372), (8940, 22341), (9834, 20310), (10155, 19668), (12186, 16390), (13410, 14894), (13540, 14751)]