221487120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1087}}^1$

素因数の和:1389

約数の個数: 120

約数和(自身を含む): 747142656

約数和(自身を除く): 525655536

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, 180, 240, 283, 360, 566, 720, 849, 1087, 1132, 1415, 1698, 2174, 2264, 2547, 2830, 3261, 3396, 4245, 4348, 4528, 5094, 5435, 5660, 6522, 6792, 8490, 8696, 9783, 10188, 10870, 11320, 12735, 13044, 13584, 16305, 16980, 17392, 19566, 20376, 21740, 22640, 25470, 26088, 32610, 33960, 39132, 40752, 43480, 48915, 50940, 52176, 65220, 67920, 78264, 86960, 97830, 101880, 130440, 156528, 195660, 203760, 260880, 307621, 391320, 615242, 782640, 922863, 1230484, 1538105, 1845726, 2460968, 2768589, 3076210, 3691452, 4614315, 4921936, 5537178, 6152420, 7382904, 9228630, 11074356, 12304840, 13842945, 14765808, 18457260, 22148712, 24609680, 27685890, 36914520, 44297424, 55371780, 73829040, 110743560, 221487120]

約数ペア:

[(1, 221487120), (2, 110743560), (3, 73829040), (4, 55371780), (5, 44297424), (6, 36914520), (8, 27685890), (9, 24609680), (10, 22148712), (12, 18457260), (15, 14765808), (16, 13842945), (18, 12304840), (20, 11074356), (24, 9228630), (30, 7382904), (36, 6152420), (40, 5537178), (45, 4921936), (48, 4614315), (60, 3691452), (72, 3076210), (80, 2768589), (90, 2460968), (120, 1845726), (144, 1538105), (180, 1230484), (240, 922863), (283, 782640), (360, 615242), (566, 391320), (720, 307621), (849, 260880), (1087, 203760), (1132, 195660), (1415, 156528), (1698, 130440), (2174, 101880), (2264, 97830), (2547, 86960), (2830, 78264), (3261, 67920), (3396, 65220), (4245, 52176), (4348, 50940), (4528, 48915), (5094, 43480), (5435, 40752), (5660, 39132), (6522, 33960), (6792, 32610), (8490, 26088), (8696, 25470), (9783, 22640), (10188, 21740), (10870, 20376), (11320, 19566), (12735, 17392), (13044, 16980), (13584, 16305)]