208205280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{757}}^1$

素因数の和:969

約数の個数: 144

約数和(自身を含む): 715163904

約数和(自身を除く): 506958624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 191, 240, 288, 360, 382, 480, 573, 720, 757, 764, 955, 1146, 1440, 1514, 1528, 1719, 1910, 2271, 2292, 2865, 3028, 3056, 3438, 3785, 3820, 4542, 4584, 5730, 6056, 6112, 6813, 6876, 7570, 7640, 8595, 9084, 9168, 11355, 11460, 12112, 13626, 13752, 15140, 15280, 17190, 18168, 18336, 22710, 22920, 24224, 27252, 27504, 30280, 30560, 34065, 34380, 36336, 45420, 45840, 54504, 55008, 60560, 68130, 68760, 72672, 90840, 91680, 109008, 121120, 136260, 137520, 144587, 181680, 218016, 272520, 275040, 289174, 363360, 433761, 545040, 578348, 722935, 867522, 1090080, 1156696, 1301283, 1445870, 1735044, 2168805, 2313392, 2602566, 2891740, 3470088, 4337610, 4626784, 5205132, 5783480, 6506415, 6940176, 8675220, 10410264, 11566960, 13012830, 13880352, 17350440, 20820528, 23133920, 26025660, 34700880, 41641056, 52051320, 69401760, 104102640, 208205280]

約数ペア:

[(1, 208205280), (2, 104102640), (3, 69401760), (4, 52051320), (5, 41641056), (6, 34700880), (8, 26025660), (9, 23133920), (10, 20820528), (12, 17350440), (15, 13880352), (16, 13012830), (18, 11566960), (20, 10410264), (24, 8675220), (30, 6940176), (32, 6506415), (36, 5783480), (40, 5205132), (45, 4626784), (48, 4337610), (60, 3470088), (72, 2891740), (80, 2602566), (90, 2313392), (96, 2168805), (120, 1735044), (144, 1445870), (160, 1301283), (180, 1156696), (191, 1090080), (240, 867522), (288, 722935), (360, 578348), (382, 545040), (480, 433761), (573, 363360), (720, 289174), (757, 275040), (764, 272520), (955, 218016), (1146, 181680), (1440, 144587), (1514, 137520), (1528, 136260), (1719, 121120), (1910, 109008), (2271, 91680), (2292, 90840), (2865, 72672), (3028, 68760), (3056, 68130), (3438, 60560), (3785, 55008), (3820, 54504), (4542, 45840), (4584, 45420), (5730, 36336), (6056, 34380), (6112, 34065), (6813, 30560), (6876, 30280), (7570, 27504), (7640, 27252), (8595, 24224), (9084, 22920), (9168, 22710), (11355, 18336), (11460, 18168), (12112, 17190), (13626, 15280), (13752, 15140)]