131511312

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:781

約数の個数: 120

約数和(自身を含む): 393456960

約数和(自身を除く): 261945648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 71, 72, 76, 114, 142, 144, 152, 171, 213, 228, 284, 304, 342, 426, 456, 568, 639, 677, 684, 852, 912, 1136, 1278, 1349, 1354, 1368, 1704, 2031, 2556, 2698, 2708, 2736, 3408, 4047, 4062, 5112, 5396, 5416, 6093, 8094, 8124, 10224, 10792, 10832, 12141, 12186, 12863, 16188, 16248, 21584, 24282, 24372, 25726, 32376, 32496, 38589, 48067, 48564, 48744, 51452, 64752, 77178, 96134, 97128, 97488, 102904, 115767, 144201, 154356, 192268, 194256, 205808, 231534, 288402, 308712, 384536, 432603, 463068, 576804, 617424, 769072, 865206, 913273, 926136, 1153608, 1730412, 1826546, 1852272, 2307216, 2739819, 3460824, 3653092, 5479638, 6921648, 7306184, 8219457, 10959276, 14612368, 16438914, 21918552, 32877828, 43837104, 65755656, 131511312]

約数ペア:

[(1, 131511312), (2, 65755656), (3, 43837104), (4, 32877828), (6, 21918552), (8, 16438914), (9, 14612368), (12, 10959276), (16, 8219457), (18, 7306184), (19, 6921648), (24, 5479638), (36, 3653092), (38, 3460824), (48, 2739819), (57, 2307216), (71, 1852272), (72, 1826546), (76, 1730412), (114, 1153608), (142, 926136), (144, 913273), (152, 865206), (171, 769072), (213, 617424), (228, 576804), (284, 463068), (304, 432603), (342, 384536), (426, 308712), (456, 288402), (568, 231534), (639, 205808), (677, 194256), (684, 192268), (852, 154356), (912, 144201), (1136, 115767), (1278, 102904), (1349, 97488), (1354, 97128), (1368, 96134), (1704, 77178), (2031, 64752), (2556, 51452), (2698, 48744), (2708, 48564), (2736, 48067), (3408, 38589), (4047, 32496), (4062, 32376), (5112, 25726), (5396, 24372), (5416, 24282), (6093, 21584), (8094, 16248), (8124, 16188), (10224, 12863), (10792, 12186), (10832, 12141)]