200720880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1871}}^1$

素因数の和:2039

約数の個数: 120

約数和(自身を含む): 678974400

約数和(自身を除く): 478253520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 149, 180, 240, 298, 360, 447, 596, 720, 745, 894, 1192, 1341, 1490, 1788, 1871, 2235, 2384, 2682, 2980, 3576, 3742, 4470, 5364, 5613, 5960, 6705, 7152, 7484, 8940, 9355, 10728, 11226, 11920, 13410, 14968, 16839, 17880, 18710, 21456, 22452, 26820, 28065, 29936, 33678, 35760, 37420, 44904, 53640, 56130, 67356, 74840, 84195, 89808, 107280, 112260, 134712, 149680, 168390, 224520, 269424, 278779, 336780, 449040, 557558, 673560, 836337, 1115116, 1347120, 1393895, 1672674, 2230232, 2509011, 2787790, 3345348, 4181685, 4460464, 5018022, 5575580, 6690696, 8363370, 10036044, 11151160, 12545055, 13381392, 16726740, 20072088, 22302320, 25090110, 33453480, 40144176, 50180220, 66906960, 100360440, 200720880]

約数ペア:

[(1, 200720880), (2, 100360440), (3, 66906960), (4, 50180220), (5, 40144176), (6, 33453480), (8, 25090110), (9, 22302320), (10, 20072088), (12, 16726740), (15, 13381392), (16, 12545055), (18, 11151160), (20, 10036044), (24, 8363370), (30, 6690696), (36, 5575580), (40, 5018022), (45, 4460464), (48, 4181685), (60, 3345348), (72, 2787790), (80, 2509011), (90, 2230232), (120, 1672674), (144, 1393895), (149, 1347120), (180, 1115116), (240, 836337), (298, 673560), (360, 557558), (447, 449040), (596, 336780), (720, 278779), (745, 269424), (894, 224520), (1192, 168390), (1341, 149680), (1490, 134712), (1788, 112260), (1871, 107280), (2235, 89808), (2384, 84195), (2682, 74840), (2980, 67356), (3576, 56130), (3742, 53640), (4470, 44904), (5364, 37420), (5613, 35760), (5960, 33678), (6705, 29936), (7152, 28065), (7484, 26820), (8940, 22452), (9355, 21456), (10728, 18710), (11226, 17880), (11920, 16839), (13410, 14968)]