221745888

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8461}}^1$

素因数の和:8497

約数の個数: 144

約数和(自身を含む): 776202336

約数和(自身を除く): 554456448

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1638, 1872, 2016, 2184, 2912, 3276, 3744, 4368, 6552, 8461, 8736, 13104, 16922, 25383, 26208, 33844, 50766, 59227, 67688, 76149, 101532, 109993, 118454, 135376, 152298, 177681, 203064, 219986, 236908, 270752, 304596, 329979, 355362, 406128, 439972, 473816, 533043, 609192, 659958, 710724, 769951, 812256, 879944, 947632, 989937, 1066086, 1218384, 1319916, 1421448, 1539902, 1759888, 1895264, 1979874, 2132172, 2309853, 2436768, 2639832, 2842896, 3079804, 3519776, 3959748, 4264344, 4619706, 5279664, 5685792, 6159608, 6929559, 7919496, 8528688, 9239412, 10559328, 12319216, 13859118, 15838992, 17057376, 18478824, 24638432, 27718236, 31677984, 36957648, 55436472, 73915296, 110872944, 221745888]

約数ペア:

[(1, 221745888), (2, 110872944), (3, 73915296), (4, 55436472), (6, 36957648), (7, 31677984), (8, 27718236), (9, 24638432), (12, 18478824), (13, 17057376), (14, 15838992), (16, 13859118), (18, 12319216), (21, 10559328), (24, 9239412), (26, 8528688), (28, 7919496), (32, 6929559), (36, 6159608), (39, 5685792), (42, 5279664), (48, 4619706), (52, 4264344), (56, 3959748), (63, 3519776), (72, 3079804), (78, 2842896), (84, 2639832), (91, 2436768), (96, 2309853), (104, 2132172), (112, 1979874), (117, 1895264), (126, 1759888), (144, 1539902), (156, 1421448), (168, 1319916), (182, 1218384), (208, 1066086), (224, 989937), (234, 947632), (252, 879944), (273, 812256), (288, 769951), (312, 710724), (336, 659958), (364, 609192), (416, 533043), (468, 473816), (504, 439972), (546, 406128), (624, 355362), (672, 329979), (728, 304596), (819, 270752), (936, 236908), (1008, 219986), (1092, 203064), (1248, 177681), (1456, 152298), (1638, 135376), (1872, 118454), (2016, 109993), (2184, 101532), (2912, 76149), (3276, 67688), (3744, 59227), (4368, 50766), (6552, 33844), (8461, 26208), (8736, 25383), (13104, 16922)]