281556912

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:987

約数の個数: 160

約数和(自身を含む): 908497408

約数和(自身を除く): 626940496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 73, 78, 84, 91, 104, 112, 146, 156, 168, 182, 208, 219, 273, 292, 312, 336, 364, 438, 511, 546, 584, 624, 728, 876, 883, 949, 1022, 1092, 1168, 1456, 1533, 1752, 1766, 1898, 2044, 2184, 2649, 2847, 3066, 3504, 3532, 3796, 4088, 4368, 5298, 5694, 6132, 6181, 6643, 7064, 7592, 8176, 10596, 11388, 11479, 12264, 12362, 13286, 14128, 15184, 18543, 19929, 21192, 22776, 22958, 24528, 24724, 26572, 34437, 37086, 39858, 42384, 45552, 45916, 49448, 53144, 64459, 68874, 74172, 79716, 80353, 91832, 98896, 106288, 128918, 137748, 148344, 159432, 160706, 183664, 193377, 241059, 257836, 275496, 296688, 318864, 321412, 386754, 451213, 482118, 515672, 550992, 642824, 773508, 837967, 902426, 964236, 1031344, 1285648, 1353639, 1547016, 1675934, 1804852, 1928472, 2513901, 2707278, 3094032, 3351868, 3609704, 3856944, 5027802, 5414556, 5865769, 6703736, 7219408, 10055604, 10829112, 11731538, 13407472, 17597307, 20111208, 21658224, 23463076, 35194614, 40222416, 46926152, 70389228, 93852304, 140778456, 281556912]

約数ペア:

[(1, 281556912), (2, 140778456), (3, 93852304), (4, 70389228), (6, 46926152), (7, 40222416), (8, 35194614), (12, 23463076), (13, 21658224), (14, 20111208), (16, 17597307), (21, 13407472), (24, 11731538), (26, 10829112), (28, 10055604), (39, 7219408), (42, 6703736), (48, 5865769), (52, 5414556), (56, 5027802), (73, 3856944), (78, 3609704), (84, 3351868), (91, 3094032), (104, 2707278), (112, 2513901), (146, 1928472), (156, 1804852), (168, 1675934), (182, 1547016), (208, 1353639), (219, 1285648), (273, 1031344), (292, 964236), (312, 902426), (336, 837967), (364, 773508), (438, 642824), (511, 550992), (546, 515672), (584, 482118), (624, 451213), (728, 386754), (876, 321412), (883, 318864), (949, 296688), (1022, 275496), (1092, 257836), (1168, 241059), (1456, 193377), (1533, 183664), (1752, 160706), (1766, 159432), (1898, 148344), (2044, 137748), (2184, 128918), (2649, 106288), (2847, 98896), (3066, 91832), (3504, 80353), (3532, 79716), (3796, 74172), (4088, 68874), (4368, 64459), (5298, 53144), (5694, 49448), (6132, 45916), (6181, 45552), (6643, 42384), (7064, 39858), (7592, 37086), (8176, 34437), (10596, 26572), (11388, 24724), (11479, 24528), (12264, 22958), (12362, 22776), (13286, 21192), (14128, 19929), (15184, 18543)]