131274990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1047

約数の個数: 192

約数和(自身を含む): 448381440

約数和(自身を除く): 317106450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 19, 21, 22, 30, 33, 35, 38, 42, 45, 55, 57, 63, 66, 70, 77, 90, 95, 99, 105, 110, 114, 126, 133, 154, 165, 171, 190, 198, 209, 210, 231, 266, 285, 315, 330, 342, 385, 399, 418, 462, 495, 570, 627, 630, 665, 693, 770, 798, 855, 990, 997, 1045, 1155, 1197, 1254, 1330, 1386, 1463, 1710, 1881, 1994, 1995, 2090, 2310, 2394, 2926, 2991, 3135, 3465, 3762, 3990, 4389, 4985, 5982, 5985, 6270, 6930, 6979, 7315, 8778, 8973, 9405, 9970, 10967, 11970, 13167, 13958, 14630, 14955, 17946, 18810, 18943, 20937, 21934, 21945, 26334, 29910, 32901, 34895, 37886, 41874, 43890, 44865, 54835, 56829, 62811, 65802, 65835, 69790, 76769, 89730, 94715, 98703, 104685, 109670, 113658, 125622, 131670, 132601, 153538, 164505, 170487, 189430, 197406, 208373, 209370, 230307, 265202, 284145, 314055, 329010, 340974, 383845, 397803, 416746, 460614, 493515, 568290, 625119, 628110, 663005, 690921, 767690, 795606, 852435, 987030, 1041865, 1151535, 1193409, 1250238, 1326010, 1381842, 1458611, 1704870, 1875357, 1989015, 2083730, 2303070, 2386818, 2917222, 3125595, 3454605, 3750714, 3978030, 4375833, 5967045, 6251190, 6909210, 7293055, 8751666, 9376785, 11934090, 13127499, 14586110, 18753570, 21879165, 26254998, 43758330, 65637495, 131274990]

約数ペア:

[(1, 131274990), (2, 65637495), (3, 43758330), (5, 26254998), (6, 21879165), (7, 18753570), (9, 14586110), (10, 13127499), (11, 11934090), (14, 9376785), (15, 8751666), (18, 7293055), (19, 6909210), (21, 6251190), (22, 5967045), (30, 4375833), (33, 3978030), (35, 3750714), (38, 3454605), (42, 3125595), (45, 2917222), (55, 2386818), (57, 2303070), (63, 2083730), (66, 1989015), (70, 1875357), (77, 1704870), (90, 1458611), (95, 1381842), (99, 1326010), (105, 1250238), (110, 1193409), (114, 1151535), (126, 1041865), (133, 987030), (154, 852435), (165, 795606), (171, 767690), (190, 690921), (198, 663005), (209, 628110), (210, 625119), (231, 568290), (266, 493515), (285, 460614), (315, 416746), (330, 397803), (342, 383845), (385, 340974), (399, 329010), (418, 314055), (462, 284145), (495, 265202), (570, 230307), (627, 209370), (630, 208373), (665, 197406), (693, 189430), (770, 170487), (798, 164505), (855, 153538), (990, 132601), (997, 131670), (1045, 125622), (1155, 113658), (1197, 109670), (1254, 104685), (1330, 98703), (1386, 94715), (1463, 89730), (1710, 76769), (1881, 69790), (1994, 65835), (1995, 65802), (2090, 62811), (2310, 56829), (2394, 54835), (2926, 44865), (2991, 43890), (3135, 41874), (3465, 37886), (3762, 34895), (3990, 32901), (4389, 29910), (4985, 26334), (5982, 21945), (5985, 21934), (6270, 20937), (6930, 18943), (6979, 18810), (7315, 17946), (8778, 14955), (8973, 14630), (9405, 13958), (9970, 13167), (10967, 11970)]