420341796

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 216

約数和(自身を含む): 1331025696

約数和(自身を除く): 910683900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 49, 51, 63, 68, 84, 98, 102, 107, 119, 126, 131, 147, 153, 196, 204, 214, 238, 252, 262, 294, 306, 321, 357, 393, 428, 441, 476, 524, 588, 612, 642, 714, 749, 786, 833, 882, 917, 963, 1071, 1179, 1284, 1428, 1498, 1572, 1666, 1764, 1819, 1834, 1926, 2142, 2227, 2247, 2358, 2499, 2751, 2996, 3332, 3638, 3668, 3852, 4284, 4454, 4494, 4716, 4998, 5243, 5457, 5502, 6419, 6681, 6741, 7276, 7497, 8253, 8908, 8988, 9996, 10486, 10914, 11004, 12733, 12838, 13362, 13482, 14017, 14994, 15589, 15729, 16371, 16506, 19257, 20043, 20972, 21828, 25466, 25676, 26724, 26964, 28034, 29988, 31178, 31458, 32742, 33012, 38199, 38514, 40086, 42051, 46767, 47187, 50932, 56068, 57771, 62356, 62916, 65484, 76398, 77028, 80172, 84102, 89131, 93534, 94374, 98119, 109123, 114597, 115542, 126153, 140301, 152796, 168204, 178262, 187068, 188748, 196238, 218246, 229194, 231084, 238289, 252306, 267393, 280602, 294357, 327369, 356524, 392476, 436492, 458388, 476578, 504612, 534786, 561204, 588714, 654738, 686833, 714867, 802179, 883071, 953156, 982107, 1069572, 1177428, 1309476, 1373666, 1429734, 1604358, 1668023, 1766142, 1964214, 2060499, 2144601, 2747332, 2859468, 3208716, 3336046, 3532284, 3928428, 4120998, 4289202, 5004069, 6181497, 6672092, 8241996, 8578404, 10008138, 11676161, 12362994, 15012207, 20016276, 23352322, 24725988, 30024414, 35028483, 46704644, 60048828, 70056966, 105085449, 140113932, 210170898, 420341796]

約数ペア:

[(1, 420341796), (2, 210170898), (3, 140113932), (4, 105085449), (6, 70056966), (7, 60048828), (9, 46704644), (12, 35028483), (14, 30024414), (17, 24725988), (18, 23352322), (21, 20016276), (28, 15012207), (34, 12362994), (36, 11676161), (42, 10008138), (49, 8578404), (51, 8241996), (63, 6672092), (68, 6181497), (84, 5004069), (98, 4289202), (102, 4120998), (107, 3928428), (119, 3532284), (126, 3336046), (131, 3208716), (147, 2859468), (153, 2747332), (196, 2144601), (204, 2060499), (214, 1964214), (238, 1766142), (252, 1668023), (262, 1604358), (294, 1429734), (306, 1373666), (321, 1309476), (357, 1177428), (393, 1069572), (428, 982107), (441, 953156), (476, 883071), (524, 802179), (588, 714867), (612, 686833), (642, 654738), (714, 588714), (749, 561204), (786, 534786), (833, 504612), (882, 476578), (917, 458388), (963, 436492), (1071, 392476), (1179, 356524), (1284, 327369), (1428, 294357), (1498, 280602), (1572, 267393), (1666, 252306), (1764, 238289), (1819, 231084), (1834, 229194), (1926, 218246), (2142, 196238), (2227, 188748), (2247, 187068), (2358, 178262), (2499, 168204), (2751, 152796), (2996, 140301), (3332, 126153), (3638, 115542), (3668, 114597), (3852, 109123), (4284, 98119), (4454, 94374), (4494, 93534), (4716, 89131), (4998, 84102), (5243, 80172), (5457, 77028), (5502, 76398), (6419, 65484), (6681, 62916), (6741, 62356), (7276, 57771), (7497, 56068), (8253, 50932), (8908, 47187), (8988, 46767), (9996, 42051), (10486, 40086), (10914, 38514), (11004, 38199), (12733, 33012), (12838, 32742), (13362, 31458), (13482, 31178), (14017, 29988), (14994, 28034), (15589, 26964), (15729, 26724), (16371, 25676), (16506, 25466), (19257, 21828), (20043, 20972)]