20860569984

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1543}}^1$

素因数の和:1705

約数の個数: 256

約数和(自身を含む): 62365248000

約数和(自身を除く): 41504678016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 48, 51, 57, 64, 68, 76, 96, 102, 109, 114, 128, 136, 152, 192, 204, 218, 228, 272, 304, 323, 327, 384, 408, 436, 456, 544, 608, 646, 654, 816, 872, 912, 969, 1088, 1216, 1292, 1308, 1543, 1632, 1744, 1824, 1853, 1938, 2071, 2176, 2432, 2584, 2616, 3086, 3264, 3488, 3648, 3706, 3876, 4142, 4629, 5168, 5232, 5559, 6172, 6213, 6528, 6976, 7296, 7412, 7752, 8284, 9258, 10336, 10464, 11118, 12344, 12426, 13952, 14824, 15504, 16568, 18516, 20672, 20928, 22236, 24688, 24852, 26231, 29317, 29648, 31008, 33136, 35207, 37032, 41344, 41856, 44472, 49376, 49704, 52462, 58634, 59296, 62016, 66272, 70414, 74064, 78693, 87951, 88944, 98752, 99408, 104924, 105621, 117268, 118592, 124032, 132544, 140828, 148128, 157386, 168187, 175902, 177888, 197504, 198816, 209848, 211242, 234536, 237184, 265088, 281656, 296256, 314772, 336374, 351804, 355776, 397632, 419696, 422484, 469072, 498389, 504561, 563312, 592512, 629544, 672748, 703608, 711552, 795264, 839392, 844968, 938144, 996778, 1009122, 1126624, 1259088, 1345496, 1407216, 1495167, 1678784, 1689936, 1876288, 1993556, 2018244, 2253248, 2518176, 2690992, 2814432, 2859179, 2990334, 3195553, 3357568, 3379872, 3752576, 3987112, 4036488, 4506496, 5036352, 5381984, 5628864, 5718358, 5980668, 6391106, 6759744, 7974224, 8072976, 8577537, 9586659, 10072704, 10763968, 11257728, 11436716, 11961336, 12782212, 13519488, 15948448, 16145952, 17155074, 19173318, 21527936, 22873432, 23922672, 25564424, 31896896, 32291904, 34310148, 38346636, 45746864, 47845344, 51128848, 54324401, 63793792, 64583808, 68620296, 76693272, 91493728, 95690688, 102257696, 108648802, 137240592, 153386544, 162973203, 182987456, 191381376, 204515392, 217297604, 274481184, 306773088, 325946406, 365974912, 409030784, 434595208, 548962368, 613546176, 651892812, 869190416, 1097924736, 1227092352, 1303785624, 1738380832, 2607571248, 3476761664, 5215142496, 6953523328, 10430284992, 20860569984]

約数ペア:

[(1, 20860569984), (2, 10430284992), (3, 6953523328), (4, 5215142496), (6, 3476761664), (8, 2607571248), (12, 1738380832), (16, 1303785624), (17, 1227092352), (19, 1097924736), (24, 869190416), (32, 651892812), (34, 613546176), (38, 548962368), (48, 434595208), (51, 409030784), (57, 365974912), (64, 325946406), (68, 306773088), (76, 274481184), (96, 217297604), (102, 204515392), (109, 191381376), (114, 182987456), (128, 162973203), (136, 153386544), (152, 137240592), (192, 108648802), (204, 102257696), (218, 95690688), (228, 91493728), (272, 76693272), (304, 68620296), (323, 64583808), (327, 63793792), (384, 54324401), (408, 51128848), (436, 47845344), (456, 45746864), (544, 38346636), (608, 34310148), (646, 32291904), (654, 31896896), (816, 25564424), (872, 23922672), (912, 22873432), (969, 21527936), (1088, 19173318), (1216, 17155074), (1292, 16145952), (1308, 15948448), (1543, 13519488), (1632, 12782212), (1744, 11961336), (1824, 11436716), (1853, 11257728), (1938, 10763968), (2071, 10072704), (2176, 9586659), (2432, 8577537), (2584, 8072976), (2616, 7974224), (3086, 6759744), (3264, 6391106), (3488, 5980668), (3648, 5718358), (3706, 5628864), (3876, 5381984), (4142, 5036352), (4629, 4506496), (5168, 4036488), (5232, 3987112), (5559, 3752576), (6172, 3379872), (6213, 3357568), (6528, 3195553), (6976, 2990334), (7296, 2859179), (7412, 2814432), (7752, 2690992), (8284, 2518176), (9258, 2253248), (10336, 2018244), (10464, 1993556), (11118, 1876288), (12344, 1689936), (12426, 1678784), (13952, 1495167), (14824, 1407216), (15504, 1345496), (16568, 1259088), (18516, 1126624), (20672, 1009122), (20928, 996778), (22236, 938144), (24688, 844968), (24852, 839392), (26231, 795264), (29317, 711552), (29648, 703608), (31008, 672748), (33136, 629544), (35207, 592512), (37032, 563312), (41344, 504561), (41856, 498389), (44472, 469072), (49376, 422484), (49704, 419696), (52462, 397632), (58634, 355776), (59296, 351804), (62016, 336374), (66272, 314772), (70414, 296256), (74064, 281656), (78693, 265088), (87951, 237184), (88944, 234536), (98752, 211242), (99408, 209848), (104924, 198816), (105621, 197504), (117268, 177888), (118592, 175902), (124032, 168187), (132544, 157386), (140828, 148128)]