1729121240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2087}}^1$

素因数の和:2385

約数の個数: 128

約数和(自身を含む): 4870886400

約数和(自身を除く): 3141765160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 269, 280, 308, 385, 440, 538, 616, 770, 1076, 1345, 1540, 1883, 2087, 2152, 2690, 2959, 3080, 3766, 4174, 5380, 5918, 7532, 8348, 9415, 10435, 10760, 11836, 14609, 14795, 15064, 16696, 18830, 20713, 20870, 22957, 23672, 29218, 29590, 37660, 41426, 41740, 45914, 58436, 59180, 73045, 75320, 82852, 83480, 91828, 103565, 114785, 116872, 118360, 146090, 160699, 165704, 183656, 207130, 229570, 292180, 321398, 414260, 459140, 561403, 584360, 642796, 803495, 828520, 918280, 1122806, 1285592, 1606990, 2245612, 2807015, 3213980, 3929821, 4491224, 5614030, 6175433, 6427960, 7859642, 11228060, 12350866, 15719284, 19649105, 22456120, 24701732, 30877165, 31438568, 39298210, 43228031, 49403464, 61754330, 78596420, 86456062, 123508660, 157192840, 172912124, 216140155, 247017320, 345824248, 432280310, 864560620, 1729121240]

約数ペア:

[(1, 1729121240), (2, 864560620), (4, 432280310), (5, 345824248), (7, 247017320), (8, 216140155), (10, 172912124), (11, 157192840), (14, 123508660), (20, 86456062), (22, 78596420), (28, 61754330), (35, 49403464), (40, 43228031), (44, 39298210), (55, 31438568), (56, 30877165), (70, 24701732), (77, 22456120), (88, 19649105), (110, 15719284), (140, 12350866), (154, 11228060), (220, 7859642), (269, 6427960), (280, 6175433), (308, 5614030), (385, 4491224), (440, 3929821), (538, 3213980), (616, 2807015), (770, 2245612), (1076, 1606990), (1345, 1285592), (1540, 1122806), (1883, 918280), (2087, 828520), (2152, 803495), (2690, 642796), (2959, 584360), (3080, 561403), (3766, 459140), (4174, 414260), (5380, 321398), (5918, 292180), (7532, 229570), (8348, 207130), (9415, 183656), (10435, 165704), (10760, 160699), (11836, 146090), (14609, 118360), (14795, 116872), (15064, 114785), (16696, 103565), (18830, 91828), (20713, 83480), (20870, 82852), (22957, 75320), (23672, 73045), (29218, 59180), (29590, 58436), (37660, 45914), (41426, 41740)]