127900920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3541}}^1$

素因数の和:3605

約数の個数: 128

約数和(自身を含む): 448842240

約数和(自身を除く): 320941320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3541, 3612, 4515, 5160, 6020, 7082, 7224, 9030, 10623, 12040, 14164, 17705, 18060, 21246, 24787, 28328, 35410, 36120, 42492, 49574, 53115, 70820, 74361, 84984, 99148, 106230, 123935, 141640, 148722, 152263, 198296, 212460, 247870, 297444, 304526, 371805, 424920, 456789, 495740, 594888, 609052, 743610, 761315, 913578, 991480, 1065841, 1218104, 1487220, 1522630, 1827156, 2131682, 2283945, 2974440, 3045260, 3197523, 3654312, 4263364, 4567890, 5329205, 6090520, 6395046, 8526728, 9135780, 10658410, 12790092, 15987615, 18271560, 21316820, 25580184, 31975230, 42633640, 63950460, 127900920]

約数ペア:

[(1, 127900920), (2, 63950460), (3, 42633640), (4, 31975230), (5, 25580184), (6, 21316820), (7, 18271560), (8, 15987615), (10, 12790092), (12, 10658410), (14, 9135780), (15, 8526728), (20, 6395046), (21, 6090520), (24, 5329205), (28, 4567890), (30, 4263364), (35, 3654312), (40, 3197523), (42, 3045260), (43, 2974440), (56, 2283945), (60, 2131682), (70, 1827156), (84, 1522630), (86, 1487220), (105, 1218104), (120, 1065841), (129, 991480), (140, 913578), (168, 761315), (172, 743610), (210, 609052), (215, 594888), (258, 495740), (280, 456789), (301, 424920), (344, 371805), (420, 304526), (430, 297444), (516, 247870), (602, 212460), (645, 198296), (840, 152263), (860, 148722), (903, 141640), (1032, 123935), (1204, 106230), (1290, 99148), (1505, 84984), (1720, 74361), (1806, 70820), (2408, 53115), (2580, 49574), (3010, 42492), (3541, 36120), (3612, 35410), (4515, 28328), (5160, 24787), (6020, 21246), (7082, 18060), (7224, 17705), (9030, 14164), (10623, 12040)]