1640976876

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4451}}^1$

素因数の和:4505

約数の個数: 216

約数和(自身を含む): 5542205760

約数和(自身を除く): 3901228884

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 28, 33, 36, 38, 42, 44, 49, 57, 63, 66, 76, 77, 84, 98, 99, 114, 126, 132, 133, 147, 154, 171, 196, 198, 209, 228, 231, 252, 266, 294, 308, 342, 396, 399, 418, 441, 462, 532, 539, 588, 627, 684, 693, 798, 836, 882, 924, 931, 1078, 1197, 1254, 1386, 1463, 1596, 1617, 1764, 1862, 1881, 2156, 2394, 2508, 2772, 2793, 2926, 3234, 3724, 3762, 4389, 4451, 4788, 4851, 5586, 5852, 6468, 7524, 8379, 8778, 8902, 9702, 10241, 11172, 13167, 13353, 16758, 17556, 17804, 19404, 20482, 26334, 26706, 30723, 31157, 33516, 40059, 40964, 48961, 52668, 53412, 61446, 62314, 80118, 84569, 92169, 93471, 97922, 122892, 124628, 146883, 160236, 169138, 184338, 186942, 195844, 218099, 253707, 280413, 293766, 338276, 342727, 368676, 373884, 436198, 440649, 507414, 560826, 587532, 591983, 654297, 685454, 761121, 872396, 881298, 930259, 1014828, 1028181, 1121652, 1183966, 1308594, 1370908, 1522242, 1762596, 1775949, 1860518, 1962891, 2056362, 2367932, 2399089, 2617188, 2790777, 3044484, 3084543, 3551898, 3721036, 3925782, 4112724, 4143881, 4798178, 5327847, 5581554, 6169086, 6511813, 7103796, 7197267, 7851564, 8287762, 8372331, 9596356, 10655694, 11163108, 12338172, 12431643, 13023626, 14394534, 16575524, 16744662, 19535439, 21311388, 21591801, 24863286, 26047252, 28789068, 33489324, 37294929, 39070878, 43183602, 45582691, 49726572, 58606317, 74589858, 78141756, 86367204, 91165382, 117212634, 136748073, 149179716, 182330764, 234425268, 273496146, 410244219, 546992292, 820488438, 1640976876]

約数ペア:

[(1, 1640976876), (2, 820488438), (3, 546992292), (4, 410244219), (6, 273496146), (7, 234425268), (9, 182330764), (11, 149179716), (12, 136748073), (14, 117212634), (18, 91165382), (19, 86367204), (21, 78141756), (22, 74589858), (28, 58606317), (33, 49726572), (36, 45582691), (38, 43183602), (42, 39070878), (44, 37294929), (49, 33489324), (57, 28789068), (63, 26047252), (66, 24863286), (76, 21591801), (77, 21311388), (84, 19535439), (98, 16744662), (99, 16575524), (114, 14394534), (126, 13023626), (132, 12431643), (133, 12338172), (147, 11163108), (154, 10655694), (171, 9596356), (196, 8372331), (198, 8287762), (209, 7851564), (228, 7197267), (231, 7103796), (252, 6511813), (266, 6169086), (294, 5581554), (308, 5327847), (342, 4798178), (396, 4143881), (399, 4112724), (418, 3925782), (441, 3721036), (462, 3551898), (532, 3084543), (539, 3044484), (588, 2790777), (627, 2617188), (684, 2399089), (693, 2367932), (798, 2056362), (836, 1962891), (882, 1860518), (924, 1775949), (931, 1762596), (1078, 1522242), (1197, 1370908), (1254, 1308594), (1386, 1183966), (1463, 1121652), (1596, 1028181), (1617, 1014828), (1764, 930259), (1862, 881298), (1881, 872396), (2156, 761121), (2394, 685454), (2508, 654297), (2772, 591983), (2793, 587532), (2926, 560826), (3234, 507414), (3724, 440649), (3762, 436198), (4389, 373884), (4451, 368676), (4788, 342727), (4851, 338276), (5586, 293766), (5852, 280413), (6468, 253707), (7524, 218099), (8379, 195844), (8778, 186942), (8902, 184338), (9702, 169138), (10241, 160236), (11172, 146883), (13167, 124628), (13353, 122892), (16758, 97922), (17556, 93471), (17804, 92169), (19404, 84569), (20482, 80118), (26334, 62314), (26706, 61446), (30723, 53412), (31157, 52668), (33516, 48961), (40059, 40964)]