1338897420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9931}}^1$

素因数の和:10060

約数の個数: 144

約数和(自身を含む): 4685361408

約数和(自身を除く): 3346463988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 140, 180, 210, 214, 252, 315, 321, 420, 428, 535, 630, 642, 749, 963, 1070, 1260, 1284, 1498, 1605, 1926, 2140, 2247, 2996, 3210, 3745, 3852, 4494, 4815, 6420, 6741, 7490, 8988, 9630, 9931, 11235, 13482, 14980, 19260, 19862, 22470, 26964, 29793, 33705, 39724, 44940, 49655, 59586, 67410, 69517, 89379, 99310, 119172, 134820, 139034, 148965, 178758, 198620, 208551, 278068, 297930, 347585, 357516, 417102, 446895, 595860, 625653, 695170, 834204, 893790, 1042755, 1062617, 1251306, 1390340, 1787580, 2085510, 2125234, 2502612, 3128265, 3187851, 4171020, 4250468, 5313085, 6256530, 6375702, 7438319, 9563553, 10626170, 12513060, 12751404, 14876638, 15939255, 19127106, 21252340, 22314957, 29753276, 31878510, 37191595, 38254212, 44629914, 47817765, 63757020, 66944871, 74383190, 89259828, 95635530, 111574785, 133889742, 148766380, 191271060, 223149570, 267779484, 334724355, 446299140, 669448710, 1338897420]

約数ペア:

[(1, 1338897420), (2, 669448710), (3, 446299140), (4, 334724355), (5, 267779484), (6, 223149570), (7, 191271060), (9, 148766380), (10, 133889742), (12, 111574785), (14, 95635530), (15, 89259828), (18, 74383190), (20, 66944871), (21, 63757020), (28, 47817765), (30, 44629914), (35, 38254212), (36, 37191595), (42, 31878510), (45, 29753276), (60, 22314957), (63, 21252340), (70, 19127106), (84, 15939255), (90, 14876638), (105, 12751404), (107, 12513060), (126, 10626170), (140, 9563553), (180, 7438319), (210, 6375702), (214, 6256530), (252, 5313085), (315, 4250468), (321, 4171020), (420, 3187851), (428, 3128265), (535, 2502612), (630, 2125234), (642, 2085510), (749, 1787580), (963, 1390340), (1070, 1251306), (1260, 1062617), (1284, 1042755), (1498, 893790), (1605, 834204), (1926, 695170), (2140, 625653), (2247, 595860), (2996, 446895), (3210, 417102), (3745, 357516), (3852, 347585), (4494, 297930), (4815, 278068), (6420, 208551), (6741, 198620), (7490, 178758), (8988, 148965), (9630, 139034), (9931, 134820), (11235, 119172), (13482, 99310), (14980, 89379), (19260, 69517), (19862, 67410), (22470, 59586), (26964, 49655), (29793, 44940), (33705, 39724)]