1556430720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:653

約数の個数: 256

約数和(自身を含む): 5395783680

約数和(自身を除く): 3839352960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 127, 128, 130, 156, 160, 192, 195, 208, 240, 254, 260, 312, 320, 381, 384, 390, 416, 480, 491, 508, 520, 624, 635, 640, 762, 780, 832, 960, 982, 1016, 1040, 1248, 1270, 1473, 1524, 1560, 1651, 1664, 1905, 1920, 1964, 2032, 2080, 2455, 2496, 2540, 2946, 3048, 3120, 3302, 3810, 3928, 4064, 4160, 4910, 4953, 4992, 5080, 5892, 6096, 6240, 6383, 6604, 7365, 7620, 7856, 8128, 8255, 8320, 9820, 9906, 10160, 11784, 12192, 12480, 12766, 13208, 14730, 15240, 15712, 16256, 16510, 19149, 19640, 19812, 20320, 23568, 24384, 24765, 24960, 25532, 26416, 29460, 30480, 31424, 31915, 33020, 38298, 39280, 39624, 40640, 47136, 48768, 49530, 51064, 52832, 58920, 60960, 62357, 62848, 63830, 66040, 76596, 78560, 79248, 81280, 94272, 95745, 99060, 102128, 105664, 117840, 121920, 124714, 127660, 132080, 153192, 157120, 158496, 187071, 188544, 191490, 198120, 204256, 211328, 235680, 243840, 249428, 255320, 264160, 306384, 311785, 314240, 316992, 374142, 382980, 396240, 408512, 471360, 498856, 510640, 528320, 612768, 623570, 633984, 748284, 765960, 792480, 810641, 817024, 935355, 942720, 997712, 1021280, 1056640, 1225536, 1247140, 1496568, 1531920, 1584960, 1621282, 1870710, 1995424, 2042560, 2431923, 2451072, 2494280, 2993136, 3063840, 3169920, 3242564, 3741420, 3990848, 4053205, 4085120, 4863846, 4988560, 5986272, 6127680, 6485128, 7482840, 7981696, 8106410, 9727692, 9977120, 11972544, 12159615, 12255360, 12970256, 14965680, 16212820, 19455384, 19954240, 23945088, 24319230, 25940512, 29931360, 32425640, 38910768, 39908480, 48638460, 51881024, 59862720, 64851280, 77821536, 97276920, 103762048, 119725440, 129702560, 155643072, 194553840, 259405120, 311286144, 389107680, 518810240, 778215360, 1556430720]

約数ペア:

[(1, 1556430720), (2, 778215360), (3, 518810240), (4, 389107680), (5, 311286144), (6, 259405120), (8, 194553840), (10, 155643072), (12, 129702560), (13, 119725440), (15, 103762048), (16, 97276920), (20, 77821536), (24, 64851280), (26, 59862720), (30, 51881024), (32, 48638460), (39, 39908480), (40, 38910768), (48, 32425640), (52, 29931360), (60, 25940512), (64, 24319230), (65, 23945088), (78, 19954240), (80, 19455384), (96, 16212820), (104, 14965680), (120, 12970256), (127, 12255360), (128, 12159615), (130, 11972544), (156, 9977120), (160, 9727692), (192, 8106410), (195, 7981696), (208, 7482840), (240, 6485128), (254, 6127680), (260, 5986272), (312, 4988560), (320, 4863846), (381, 4085120), (384, 4053205), (390, 3990848), (416, 3741420), (480, 3242564), (491, 3169920), (508, 3063840), (520, 2993136), (624, 2494280), (635, 2451072), (640, 2431923), (762, 2042560), (780, 1995424), (832, 1870710), (960, 1621282), (982, 1584960), (1016, 1531920), (1040, 1496568), (1248, 1247140), (1270, 1225536), (1473, 1056640), (1524, 1021280), (1560, 997712), (1651, 942720), (1664, 935355), (1905, 817024), (1920, 810641), (1964, 792480), (2032, 765960), (2080, 748284), (2455, 633984), (2496, 623570), (2540, 612768), (2946, 528320), (3048, 510640), (3120, 498856), (3302, 471360), (3810, 408512), (3928, 396240), (4064, 382980), (4160, 374142), (4910, 316992), (4953, 314240), (4992, 311785), (5080, 306384), (5892, 264160), (6096, 255320), (6240, 249428), (6383, 243840), (6604, 235680), (7365, 211328), (7620, 204256), (7856, 198120), (8128, 191490), (8255, 188544), (8320, 187071), (9820, 158496), (9906, 157120), (10160, 153192), (11784, 132080), (12192, 127660), (12480, 124714), (12766, 121920), (13208, 117840), (14730, 105664), (15240, 102128), (15712, 99060), (16256, 95745), (16510, 94272), (19149, 81280), (19640, 79248), (19812, 78560), (20320, 76596), (23568, 66040), (24384, 63830), (24765, 62848), (24960, 62357), (25532, 60960), (26416, 58920), (29460, 52832), (30480, 51064), (31424, 49530), (31915, 48768), (33020, 47136), (38298, 40640), (39280, 39624)]