212652405

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 488540160

約数和(自身を除く): 275887755

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 31, 35, 45, 49, 51, 61, 63, 85, 93, 105, 119, 135, 147, 153, 155, 183, 189, 217, 245, 255, 279, 305, 315, 357, 427, 441, 459, 465, 527, 549, 595, 651, 735, 765, 833, 837, 915, 945, 1037, 1071, 1085, 1281, 1323, 1395, 1519, 1581, 1647, 1785, 1891, 1953, 2135, 2205, 2295, 2499, 2635, 2745, 2989, 3111, 3213, 3255, 3689, 3843, 4165, 4185, 4557, 4743, 5185, 5355, 5673, 5859, 6405, 6615, 7259, 7497, 7595, 7905, 8235, 8967, 9333, 9455, 9765, 11067, 11529, 12495, 13237, 13671, 14229, 14945, 15555, 16065, 17019, 18445, 19215, 21777, 22491, 22785, 23715, 25823, 26901, 27999, 28365, 29295, 32147, 33201, 36295, 37485, 39711, 41013, 44835, 46665, 50813, 51057, 55335, 57645, 65331, 66185, 68355, 71145, 77469, 80703, 85095, 92659, 96441, 99603, 108885, 112455, 119133, 129115, 134505, 139995, 152439, 160735, 166005, 195993, 198555, 205065, 225029, 232407, 254065, 255285, 277977, 289323, 326655, 357399, 387345, 403515, 457317, 463295, 482205, 498015, 595665, 675087, 697221, 762195, 833931, 867969, 979965, 1125145, 1162035, 1371951, 1389885, 1446615, 1575203, 1786995, 2025261, 2286585, 2501793, 3375435, 3486105, 4169655, 4339845, 4725609, 6075783, 6859755, 7876015, 10126305, 12508965, 14176827, 23628045, 30378915, 42530481, 70884135, 212652405]

約数ペア:

[(1, 212652405), (3, 70884135), (5, 42530481), (7, 30378915), (9, 23628045), (15, 14176827), (17, 12508965), (21, 10126305), (27, 7876015), (31, 6859755), (35, 6075783), (45, 4725609), (49, 4339845), (51, 4169655), (61, 3486105), (63, 3375435), (85, 2501793), (93, 2286585), (105, 2025261), (119, 1786995), (135, 1575203), (147, 1446615), (153, 1389885), (155, 1371951), (183, 1162035), (189, 1125145), (217, 979965), (245, 867969), (255, 833931), (279, 762195), (305, 697221), (315, 675087), (357, 595665), (427, 498015), (441, 482205), (459, 463295), (465, 457317), (527, 403515), (549, 387345), (595, 357399), (651, 326655), (735, 289323), (765, 277977), (833, 255285), (837, 254065), (915, 232407), (945, 225029), (1037, 205065), (1071, 198555), (1085, 195993), (1281, 166005), (1323, 160735), (1395, 152439), (1519, 139995), (1581, 134505), (1647, 129115), (1785, 119133), (1891, 112455), (1953, 108885), (2135, 99603), (2205, 96441), (2295, 92659), (2499, 85095), (2635, 80703), (2745, 77469), (2989, 71145), (3111, 68355), (3213, 66185), (3255, 65331), (3689, 57645), (3843, 55335), (4165, 51057), (4185, 50813), (4557, 46665), (4743, 44835), (5185, 41013), (5355, 39711), (5673, 37485), (5859, 36295), (6405, 33201), (6615, 32147), (7259, 29295), (7497, 28365), (7595, 27999), (7905, 26901), (8235, 25823), (8967, 23715), (9333, 22785), (9455, 22491), (9765, 21777), (11067, 19215), (11529, 18445), (12495, 17019), (13237, 16065), (13671, 15555), (14229, 14945)]