2001800520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14149}}^1$

素因数の和:14300

約数の個数: 128

約数和(自身を含む): 6724080000

約数和(自身を除く): 4722279480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 131, 135, 180, 216, 262, 270, 360, 393, 524, 540, 655, 786, 1048, 1080, 1179, 1310, 1572, 1965, 2358, 2620, 3144, 3537, 3930, 4716, 5240, 5895, 7074, 7860, 9432, 11790, 14148, 14149, 15720, 17685, 23580, 28296, 28298, 35370, 42447, 47160, 56596, 70740, 70745, 84894, 113192, 127341, 141480, 141490, 169788, 212235, 254682, 282980, 339576, 382023, 424470, 509364, 565960, 636705, 764046, 848940, 1018728, 1273410, 1528092, 1697880, 1853519, 1910115, 2546820, 3056184, 3707038, 3820230, 5093640, 5560557, 7414076, 7640460, 9267595, 11121114, 14828152, 15280920, 16681671, 18535190, 22242228, 27802785, 33363342, 37070380, 44484456, 50045013, 55605570, 66726684, 74140760, 83408355, 100090026, 111211140, 133453368, 166816710, 200180052, 222422280, 250225065, 333633420, 400360104, 500450130, 667266840, 1000900260, 2001800520]

約数ペア:

[(1, 2001800520), (2, 1000900260), (3, 667266840), (4, 500450130), (5, 400360104), (6, 333633420), (8, 250225065), (9, 222422280), (10, 200180052), (12, 166816710), (15, 133453368), (18, 111211140), (20, 100090026), (24, 83408355), (27, 74140760), (30, 66726684), (36, 55605570), (40, 50045013), (45, 44484456), (54, 37070380), (60, 33363342), (72, 27802785), (90, 22242228), (108, 18535190), (120, 16681671), (131, 15280920), (135, 14828152), (180, 11121114), (216, 9267595), (262, 7640460), (270, 7414076), (360, 5560557), (393, 5093640), (524, 3820230), (540, 3707038), (655, 3056184), (786, 2546820), (1048, 1910115), (1080, 1853519), (1179, 1697880), (1310, 1528092), (1572, 1273410), (1965, 1018728), (2358, 848940), (2620, 764046), (3144, 636705), (3537, 565960), (3930, 509364), (4716, 424470), (5240, 382023), (5895, 339576), (7074, 282980), (7860, 254682), (9432, 212235), (11790, 169788), (14148, 141490), (14149, 141480), (15720, 127341), (17685, 113192), (23580, 84894), (28296, 70745), (28298, 70740), (35370, 56596), (42447, 47160)]