80851680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:658

約数の個数: 288

約数和(自身を含む): 340127424

約数和(自身を除く): 259275744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 617, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1234, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1851, 1872, 2016, 2080, 2184, 2340, 2468, 2520, 2730, 2912, 3085, 3120, 3276, 3360, 3640, 3702, 3744, 4095, 4319, 4368, 4680, 4936, 5040, 5460, 5553, 6170, 6240, 6552, 7280, 7404, 8021, 8190, 8638, 8736, 9255, 9360, 9872, 10080, 10920, 11106, 12340, 12957, 13104, 14560, 14808, 16042, 16380, 17276, 18510, 18720, 19744, 21595, 21840, 22212, 24063, 24680, 25914, 26208, 27765, 29616, 32084, 32760, 34552, 37020, 38871, 40105, 43190, 43680, 44424, 48126, 49360, 51828, 55530, 56147, 59232, 64168, 64785, 65520, 69104, 72189, 74040, 77742, 80210, 86380, 88848, 96252, 98720, 103656, 111060, 112294, 120315, 128336, 129570, 131040, 138208, 144378, 148080, 155484, 160420, 168441, 172760, 177696, 192504, 194355, 207312, 222120, 224588, 240630, 256672, 259140, 280735, 288756, 296160, 310968, 320840, 336882, 345520, 360945, 385008, 388710, 414624, 444240, 449176, 481260, 505323, 518280, 561470, 577512, 621936, 641680, 673764, 691040, 721890, 770016, 777420, 842205, 888480, 898352, 962520, 1010646, 1036560, 1122940, 1155024, 1243872, 1283360, 1347528, 1443780, 1554840, 1684410, 1796704, 1925040, 2021292, 2073120, 2245880, 2310048, 2526615, 2695056, 2887560, 3109680, 3368820, 3850080, 4042584, 4491760, 5053230, 5390112, 5775120, 6219360, 6737640, 8085168, 8983520, 10106460, 11550240, 13475280, 16170336, 20212920, 26950560, 40425840, 80851680]

約数ペア:

[(1, 80851680), (2, 40425840), (3, 26950560), (4, 20212920), (5, 16170336), (6, 13475280), (7, 11550240), (8, 10106460), (9, 8983520), (10, 8085168), (12, 6737640), (13, 6219360), (14, 5775120), (15, 5390112), (16, 5053230), (18, 4491760), (20, 4042584), (21, 3850080), (24, 3368820), (26, 3109680), (28, 2887560), (30, 2695056), (32, 2526615), (35, 2310048), (36, 2245880), (39, 2073120), (40, 2021292), (42, 1925040), (45, 1796704), (48, 1684410), (52, 1554840), (56, 1443780), (60, 1347528), (63, 1283360), (65, 1243872), (70, 1155024), (72, 1122940), (78, 1036560), (80, 1010646), (84, 962520), (90, 898352), (91, 888480), (96, 842205), (104, 777420), (105, 770016), (112, 721890), (117, 691040), (120, 673764), (126, 641680), (130, 621936), (140, 577512), (144, 561470), (156, 518280), (160, 505323), (168, 481260), (180, 449176), (182, 444240), (195, 414624), (208, 388710), (210, 385008), (224, 360945), (234, 345520), (240, 336882), (252, 320840), (260, 310968), (273, 296160), (280, 288756), (288, 280735), (312, 259140), (315, 256672), (336, 240630), (360, 224588), (364, 222120), (390, 207312), (416, 194355), (420, 192504), (455, 177696), (468, 172760), (480, 168441), (504, 160420), (520, 155484), (546, 148080), (560, 144378), (585, 138208), (617, 131040), (624, 129570), (630, 128336), (672, 120315), (720, 112294), (728, 111060), (780, 103656), (819, 98720), (840, 96252), (910, 88848), (936, 86380), (1008, 80210), (1040, 77742), (1092, 74040), (1120, 72189), (1170, 69104), (1234, 65520), (1248, 64785), (1260, 64168), (1365, 59232), (1440, 56147), (1456, 55530), (1560, 51828), (1638, 49360), (1680, 48126), (1820, 44424), (1851, 43680), (1872, 43190), (2016, 40105), (2080, 38871), (2184, 37020), (2340, 34552), (2468, 32760), (2520, 32084), (2730, 29616), (2912, 27765), (3085, 26208), (3120, 25914), (3276, 24680), (3360, 24063), (3640, 22212), (3702, 21840), (3744, 21595), (4095, 19744), (4319, 18720), (4368, 18510), (4680, 17276), (4936, 16380), (5040, 16042), (5460, 14808), (5553, 14560), (6170, 13104), (6240, 12957), (6552, 12340), (7280, 11106), (7404, 10920), (8021, 10080), (8190, 9872), (8638, 9360), (8736, 9255)]