27439650

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:337

約数の個数: 144

約数和(自身を含む): 87280128

約数和(自身を除く): 59840478

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 31, 35, 42, 45, 50, 62, 63, 70, 75, 90, 93, 105, 126, 150, 155, 175, 186, 210, 217, 225, 279, 281, 310, 315, 350, 434, 450, 465, 525, 558, 562, 630, 651, 775, 843, 930, 1050, 1085, 1302, 1395, 1405, 1550, 1575, 1686, 1953, 1967, 2170, 2325, 2529, 2790, 2810, 3150, 3255, 3906, 3934, 4215, 4650, 5058, 5425, 5901, 6510, 6975, 7025, 8430, 8711, 9765, 9835, 10850, 11802, 12645, 13950, 14050, 16275, 17422, 17703, 19530, 19670, 21075, 25290, 26133, 29505, 32550, 35406, 42150, 43555, 48825, 49175, 52266, 59010, 60977, 63225, 78399, 87110, 88515, 97650, 98350, 121954, 126450, 130665, 147525, 156798, 177030, 182931, 217775, 261330, 295050, 304885, 365862, 391995, 435550, 442575, 548793, 609770, 653325, 783990, 885150, 914655, 1097586, 1306650, 1524425, 1829310, 1959975, 2743965, 3048850, 3919950, 4573275, 5487930, 9146550, 13719825, 27439650]

約数ペア:

[(1, 27439650), (2, 13719825), (3, 9146550), (5, 5487930), (6, 4573275), (7, 3919950), (9, 3048850), (10, 2743965), (14, 1959975), (15, 1829310), (18, 1524425), (21, 1306650), (25, 1097586), (30, 914655), (31, 885150), (35, 783990), (42, 653325), (45, 609770), (50, 548793), (62, 442575), (63, 435550), (70, 391995), (75, 365862), (90, 304885), (93, 295050), (105, 261330), (126, 217775), (150, 182931), (155, 177030), (175, 156798), (186, 147525), (210, 130665), (217, 126450), (225, 121954), (279, 98350), (281, 97650), (310, 88515), (315, 87110), (350, 78399), (434, 63225), (450, 60977), (465, 59010), (525, 52266), (558, 49175), (562, 48825), (630, 43555), (651, 42150), (775, 35406), (843, 32550), (930, 29505), (1050, 26133), (1085, 25290), (1302, 21075), (1395, 19670), (1405, 19530), (1550, 17703), (1575, 17422), (1686, 16275), (1953, 14050), (1967, 13950), (2170, 12645), (2325, 11802), (2529, 10850), (2790, 9835), (2810, 9765), (3150, 8711), (3255, 8430), (3906, 7025), (3934, 6975), (4215, 6510), (4650, 5901), (5058, 5425)]