1282683720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:935

約数の個数: 128

約数和(自身を含む): 3916074240

約数和(自身を除く): 2633390520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 157, 206, 309, 314, 412, 471, 515, 618, 628, 661, 785, 824, 942, 1030, 1236, 1256, 1322, 1545, 1570, 1884, 1983, 2060, 2355, 2472, 2644, 3090, 3140, 3305, 3768, 3966, 4120, 4710, 5288, 6180, 6280, 6610, 7932, 9420, 9915, 12360, 13220, 15864, 16171, 18840, 19830, 26440, 32342, 39660, 48513, 64684, 68083, 79320, 80855, 97026, 103777, 129368, 136166, 161710, 194052, 204249, 207554, 242565, 272332, 311331, 323420, 340415, 388104, 408498, 415108, 485130, 518885, 544664, 622662, 646840, 680830, 816996, 830216, 970260, 1021245, 1037770, 1245324, 1361660, 1556655, 1633992, 1940520, 2042490, 2075540, 2490648, 2723320, 3113310, 4084980, 4151080, 6226620, 8169960, 10689031, 12453240, 21378062, 32067093, 42756124, 53445155, 64134186, 85512248, 106890310, 128268372, 160335465, 213780620, 256536744, 320670930, 427561240, 641341860, 1282683720]

約数ペア:

[(1, 1282683720), (2, 641341860), (3, 427561240), (4, 320670930), (5, 256536744), (6, 213780620), (8, 160335465), (10, 128268372), (12, 106890310), (15, 85512248), (20, 64134186), (24, 53445155), (30, 42756124), (40, 32067093), (60, 21378062), (103, 12453240), (120, 10689031), (157, 8169960), (206, 6226620), (309, 4151080), (314, 4084980), (412, 3113310), (471, 2723320), (515, 2490648), (618, 2075540), (628, 2042490), (661, 1940520), (785, 1633992), (824, 1556655), (942, 1361660), (1030, 1245324), (1236, 1037770), (1256, 1021245), (1322, 970260), (1545, 830216), (1570, 816996), (1884, 680830), (1983, 646840), (2060, 622662), (2355, 544664), (2472, 518885), (2644, 485130), (3090, 415108), (3140, 408498), (3305, 388104), (3768, 340415), (3966, 323420), (4120, 311331), (4710, 272332), (5288, 242565), (6180, 207554), (6280, 204249), (6610, 194052), (7932, 161710), (9420, 136166), (9915, 129368), (12360, 103777), (13220, 97026), (15864, 80855), (16171, 79320), (18840, 68083), (19830, 64684), (26440, 48513), (32342, 39660)]