138660720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1071

約数の個数: 160

約数和(自身を含む): 478255104

約数和(自身を除く): 339594384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 53, 55, 60, 66, 80, 88, 106, 110, 120, 132, 159, 165, 176, 212, 220, 240, 264, 265, 318, 330, 424, 440, 528, 530, 583, 636, 660, 795, 848, 880, 991, 1060, 1166, 1272, 1320, 1590, 1749, 1982, 2120, 2332, 2544, 2640, 2915, 2973, 3180, 3498, 3964, 4240, 4664, 4955, 5830, 5946, 6360, 6996, 7928, 8745, 9328, 9910, 10901, 11660, 11892, 12720, 13992, 14865, 15856, 17490, 19820, 21802, 23320, 23784, 27984, 29730, 32703, 34980, 39640, 43604, 46640, 47568, 52523, 54505, 59460, 65406, 69960, 79280, 87208, 105046, 109010, 118920, 130812, 139920, 157569, 163515, 174416, 210092, 218020, 237840, 261624, 262615, 315138, 327030, 420184, 436040, 523248, 525230, 577753, 630276, 654060, 787845, 840368, 872080, 1050460, 1155506, 1260552, 1308120, 1575690, 1733259, 2100920, 2311012, 2521104, 2616240, 2888765, 3151380, 3466518, 4201840, 4622024, 5777530, 6302760, 6933036, 8666295, 9244048, 11555060, 12605520, 13866072, 17332590, 23110120, 27732144, 34665180, 46220240, 69330360, 138660720]

約数ペア:

[(1, 138660720), (2, 69330360), (3, 46220240), (4, 34665180), (5, 27732144), (6, 23110120), (8, 17332590), (10, 13866072), (11, 12605520), (12, 11555060), (15, 9244048), (16, 8666295), (20, 6933036), (22, 6302760), (24, 5777530), (30, 4622024), (33, 4201840), (40, 3466518), (44, 3151380), (48, 2888765), (53, 2616240), (55, 2521104), (60, 2311012), (66, 2100920), (80, 1733259), (88, 1575690), (106, 1308120), (110, 1260552), (120, 1155506), (132, 1050460), (159, 872080), (165, 840368), (176, 787845), (212, 654060), (220, 630276), (240, 577753), (264, 525230), (265, 523248), (318, 436040), (330, 420184), (424, 327030), (440, 315138), (528, 262615), (530, 261624), (583, 237840), (636, 218020), (660, 210092), (795, 174416), (848, 163515), (880, 157569), (991, 139920), (1060, 130812), (1166, 118920), (1272, 109010), (1320, 105046), (1590, 87208), (1749, 79280), (1982, 69960), (2120, 65406), (2332, 59460), (2544, 54505), (2640, 52523), (2915, 47568), (2973, 46640), (3180, 43604), (3498, 39640), (3964, 34980), (4240, 32703), (4664, 29730), (4955, 27984), (5830, 23784), (5946, 23320), (6360, 21802), (6996, 19820), (7928, 17490), (8745, 15856), (9328, 14865), (9910, 13992), (10901, 12720), (11660, 11892)]