131478816

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 144

約数和(自身を含む): 419622336

約数和(自身を除く): 288143520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 68, 84, 96, 102, 112, 119, 136, 168, 204, 224, 238, 272, 289, 336, 357, 408, 476, 544, 578, 672, 677, 714, 816, 867, 952, 1156, 1354, 1428, 1632, 1734, 1904, 2023, 2031, 2312, 2708, 2856, 3468, 3808, 4046, 4062, 4624, 4739, 5416, 5712, 6069, 6936, 8092, 8124, 9248, 9478, 10832, 11424, 11509, 12138, 13872, 14217, 16184, 16248, 18956, 21664, 23018, 24276, 27744, 28434, 32368, 32496, 34527, 37912, 46036, 48552, 56868, 64736, 64992, 69054, 75824, 80563, 92072, 97104, 113736, 138108, 151648, 161126, 184144, 194208, 195653, 227472, 241689, 276216, 322252, 368288, 391306, 454944, 483378, 552432, 586959, 644504, 782612, 966756, 1104864, 1173918, 1289008, 1369571, 1565224, 1933512, 2347836, 2578016, 2739142, 3130448, 3867024, 4108713, 4695672, 5478284, 6260896, 7734048, 8217426, 9391344, 10956568, 16434852, 18782688, 21913136, 32869704, 43826272, 65739408, 131478816]

約数ペア:

[(1, 131478816), (2, 65739408), (3, 43826272), (4, 32869704), (6, 21913136), (7, 18782688), (8, 16434852), (12, 10956568), (14, 9391344), (16, 8217426), (17, 7734048), (21, 6260896), (24, 5478284), (28, 4695672), (32, 4108713), (34, 3867024), (42, 3130448), (48, 2739142), (51, 2578016), (56, 2347836), (68, 1933512), (84, 1565224), (96, 1369571), (102, 1289008), (112, 1173918), (119, 1104864), (136, 966756), (168, 782612), (204, 644504), (224, 586959), (238, 552432), (272, 483378), (289, 454944), (336, 391306), (357, 368288), (408, 322252), (476, 276216), (544, 241689), (578, 227472), (672, 195653), (677, 194208), (714, 184144), (816, 161126), (867, 151648), (952, 138108), (1156, 113736), (1354, 97104), (1428, 92072), (1632, 80563), (1734, 75824), (1904, 69054), (2023, 64992), (2031, 64736), (2312, 56868), (2708, 48552), (2856, 46036), (3468, 37912), (3808, 34527), (4046, 32496), (4062, 32368), (4624, 28434), (4739, 27744), (5416, 24276), (5712, 23018), (6069, 21664), (6936, 18956), (8092, 16248), (8124, 16184), (9248, 14217), (9478, 13872), (10832, 12138), (11424, 11509)]